Carly Lemmon v. Snap, Inc. ( 2021 )


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  •                      FOR PUBLICATION
    UNITED STATES COURT OF APPEALS
    FOR THE NINTH CIRCUIT
    CARLY LEMMON; MICHAEL MORBY,                       No. 20-55295
    as surviving parents of Hunter
    Morby (deceased); SAMANTHA                           D.C. No.
    BROWN; MARLO BROWN, as                            2:19-cv-04504-
    surviving parents of Landen Brown                    MWF-KS
    (deceased),
    Plaintiffs-Appellants,
    OPINION
    v.
    SNAP, INC., doing business in
    California as Snapchat, Inc.,
    Defendant-Appellee.
    Appeal from the United States District Court
    for the Central District of California
    Michael W. Fitzgerald, District Judge, Presiding
    Argued and Submitted February 11, 2021
    San Francisco, California
    Filed May 4, 2021
    Before: Kim McLane Wardlaw and Carlos T. Bea, Circuit
    Judges, and James David Cain, Jr., * District Judge.
    Opinion by Judge Wardlaw
    *
    The Honorable James David Cain, Jr., United States District Judge
    for the Western District of Louisiana, sitting by designation.
    2                        LEMMON V. SNAP
    SUMMARY **
    Communications Decency Act
    The panel reversed the district court’s judgment
    dismissing on the ground of immunity under the
    Communications Decency Act (“CDA”), 
    47 U.S.C. § 230
    (c)(1), an amended complaint brought against Snap,
    Inc., a social media provider.
    Plaintiffs are the surviving parents of two boys who died
    in a high-speed accident, and they alleged that Snap, Inc.
    encouraged their sons to drive at dangerous speeds and
    caused the boys’ deaths through its negligent design of its
    smartphone application Snapchat. The district court held
    that the CDA barred the plaintiffs’ claim because it sought
    to treat Snap, Inc. “as the publisher or speaker of any
    information provided by another information content
    provider.” 
    47 U.S.C. § 230
    (c)(1).
    To determine whether § 230(c)(1) applied to immunize
    Snap, Inc. from the plaintiffs’ claims, the panel applied the
    three-prong test set forth in Barnes v. Yahoo!, Inc., 
    570 F.3d 1096
     (9th Cir. 2009). As to the first prong, the parties did
    not dispute that Snap, Inc. was a provider of an “interactive
    computer service.” As to the second prong, the panel held
    that the plaintiffs’ claim did not treat Snap, Inc. as a
    “publisher or speaker” because the plaintiffs’ claims turned
    on Snap, Inc.’s design of Snapchat. Plaintiffs’ negligent
    design lawsuit treated Snap, Inc. as a products manufacturer,
    **
    This summary constitutes no part of the opinion of the court. It
    has been prepared by court staff for the convenience of the reader.
    LEMMON V. SNAP                         3
    accusing it of negligently designing a product (Snapchat)
    with a defect (the interplay between Snapchat’s reward
    system and its Speed Filter); thus, the duty that Snap, Inc.
    allegedly violated sprung from its distinct capacity as a
    product designer. The duty to design a reasonably safe
    product was fully independent of Snap, Inc.’s role in
    monitoring or publishing third-party content. As to the third
    prong, the panel held that plaintiffs had not relied on
    “information provided by another information content
    provider.” In short, Snap, Inc. was sued for the predictable
    consequences of designing Snapchat in such a way that it
    allegedly encouraged dangerous behavior. Accordingly, the
    panel concluded that Snap, Inc. did not enjoy immunity from
    this suit under § 230(c)(1) of the CDA.
    The panel declined to affirm the district court’s decision
    on the alternative ground that the plaintiffs failed to plead
    adequately in their amended complaint the causation
    element of their negligent design claim.
    The panel reversed the district court’s Fed. R. Civ. P.
    12(b)(6) dismissal, and remanded for further proceedings.
    COUNSEL
    Naveen Ramachandrappa (argued), Bondurant Mixson &
    Elmore LLP, Atlanta, Georgia, for Plaintiffs-Appellants.
    Jonathan H. Blavin (argued) and Rosemarie T. Ring,
    Munger Tolles & Olson LLP, San Francisco, California;
    John B. Major and Anne K. Conley, Munger Tolles & Olson
    LLP, Los Angeles, California; for Defendant-Appellee.
    4                    LEMMON V. SNAP
    OPINION
    WARDLAW, Circuit Judge:
    Carly Lemmon, Michael Morby, Samantha Brown, and
    Marlo Brown (“the Parents”) are the surviving parents of
    two boys who died in a tragic, high-speed car accident. They
    sued Snap, Inc. (“Snap”), a social media provider, alleging
    that it encouraged their sons to drive at dangerous speeds and
    thus caused the boys’ deaths through its negligent design of
    its smartphone application Snapchat. We must decide
    whether the district court correctly dismissed that action
    when it concluded that the Communications Decency Act
    (“CDA”) barred the Parents’ claim because it sought to treat
    Snap “as the publisher or speaker of any information
    provided by another information content provider.”
    
    47 U.S.C. § 230
    (c)(1).
    We conclude that, because the Parents’ claim neither
    treats Snap as a “publisher or speaker” nor relies on
    “information provided by another information content
    provider,” Snap does not enjoy immunity from this suit
    under § 230(c)(1). We therefore reverse the district court’s
    Rule 12(b)(6) dismissal of the Parents’ lawsuit and remand
    for further proceedings.
    I.
    Because the district court dismissed this action pursuant
    to Federal Rule of Civil Procedure 12(b)(6), we accept as
    true the allegations contained in the Parents’ amended
    complaint and view them in the light most favorable to the
    Parents. Dyroff v. Ultimate Software Grp., Inc., 
    934 F.3d 1093
    , 1096 (9th Cir. 2019).
    LEMMON V. SNAP                         5
    A.
    According to the Parents’ amended complaint, Jason
    Davis (age 17), Hunter Morby (age 17), and Landen Brown
    (age 20) were driving down Cranberry Road in Walworth
    County, Wisconsin at around 7:00 p.m. on May 28, 2017.
    Jason sat behind the wheel, Landen occupied the front
    passenger seat, and Hunter rode in the back seat. At some
    point during their drive, the boys’ car began to speed as fast
    as 123 MPH. They sped along at these high speeds for
    several minutes, before they eventually ran off the road at
    approximately 113 MPH and crashed into a tree. Tragically,
    their car burst into flames, and all three boys died.
    Shortly before the crash, Landen opened Snapchat, a
    smartphone application, to document how fast the boys were
    going. Snapchat is a social media platform that allows its
    users to take photos or videos (colloquially known as
    “snaps”) and share them with other Snapchat users. To keep
    its users engaged, Snapchat rewards them with “trophies,
    streaks, and social recognitions” based on the snaps they
    send. Snapchat, however, does not tell its users how to earn
    these various achievements.
    The app also permits its users to superimpose a “filter”
    over the photos or videos that they capture through Snapchat
    at the moment they take that photo or video. Landen used
    one of these filters—the “Speed Filter”—minutes before the
    fatal accident on May 28, 2017. The Speed Filter enables
    Snapchat users to “record their real-life speed.” An example
    6                    LEMMON V. SNAP
    of the digital content that a Snapchat user might create with
    this filter is portrayed below.
    A Snapchat user could also “overlay” the above information
    onto a mobile photo or video that they previously captured.
    LEMMON V. SNAP                         7
    Many of Snapchat’s users suspect, if not actually
    “believe,” that Snapchat will reward them for “recording a
    100-MPH or faster [s]nap” using the Speed Filter.
    According to plaintiffs, “[t]his is a game for Snap and many
    of its users” with the goal being to reach 100 MPH, take a
    photo or video with the Speed Filter, “and then share the
    100-MPH-Snap on Snapchat.”
    Snapchat allegedly knew or should have known, before
    May 28, 2017, that its users believed that such a reward
    system existed and that the Speed Filter was therefore
    incentivizing young drivers to drive at dangerous speeds.
    Indeed, the Parents allege that there had been: a series of
    news articles about this phenomenon; an online petition that
    “called on Snapchat to address its role in encouraging
    dangerous speeding”; at least three accidents linked to
    Snapchat users’ pursuit of high-speed snaps; and at least one
    other lawsuit against Snap based on these practices. While
    Snapchat warned its users against using the Speed Filter
    while driving, these warnings allegedly proved ineffective.
    And, despite all this, “Snap did not remove or restrict access
    to Snapchat while traveling at dangerous speeds or otherwise
    properly address the danger it created.”
    B.
    On May 23, 2019, Hunter’s and Landen’s parents filed
    this negligent design lawsuit against Snap. Snap moved to
    dismiss the Parents’ initial complaint for failure to state a
    claim under Federal Rule of Civil Procedure 12(b)(6),
    contending that the Parents had failed to allege a plausible
    negligence claim and that the Communications Decency Act
    immunized it from liability. The district court agreed and
    dismissed the Parents’ first complaint for failure to allege “a
    causal connection between Defendant’s Speed Filter and the
    car accident” and because it was “not clear whether their
    8                    LEMMON V. SNAP
    claim is barred under the [CDA].” However, it granted leave
    to amend so that the Parents could cure these deficiencies.
    On November 18, 2019, the Parents filed an amended
    complaint, which Snap moved to dismiss on the same
    grounds as before. This time, the district court granted the
    motion to dismiss solely on the basis of immunity under
    
    47 U.S.C. § 230
    (c)(1). Because it concluded that the CDA
    rendered Snap immune from the Parents’ claim, it did not
    address Snap’s argument that the Parents had again failed to
    plead causation adequately. The district court denied further
    leave to amend, and entered a final judgment on
    February 25, 2020. The Parents then filed this timely appeal.
    II.
    We review de novo both the district court’s order
    dismissing the Parents’ claim pursuant to Federal Rule of
    Civil Procedure 12(b)(6) and any questions of statutory
    interpretation that informed that decision. Dyroff, 934 F.3d
    at 1096. The Parents’ amended complaint will survive at this
    stage if it states “a plausible claim for relief,” i.e., if it
    permits “the reasonable inference that the defendant is liable
    for the misconduct alleged.” Id. (citation omitted). This
    standard requires determining whether the CDA bars the
    Parents’ claim as pleaded in the amended complaint. See id.
    III.
    In 1996, when the internet was young and few of us
    understood how it would transform American society,
    Congress passed the CDA. See 
    47 U.S.C. § 230
    . That act
    “provide[d] internet companies with immunity from certain
    claims” in order “‘to promote the continued development of
    the Internet and other interactive computer services.’”
    HomeAway.com, Inc. v. City of Santa Monica, 
    918 F.3d 676
    ,
    LEMMON V. SNAP                                 9
    681 (9th Cir. 2019) (quoting 
    47 U.S.C. § 230
    (b)(1)).
    Specifically, Congress commanded that “[n]o provider or
    user of an interactive computer service shall be treated as the
    publisher or speaker of any information provided by another
    information content provider.” 1 
    47 U.S.C. § 230
    (c)(1); see
    also 
    id.
     § 230(e)(3) (explicitly preempting any state or local
    law inconsistent with this section). Though somewhat
    jargony, this provision shields from liability those
    individuals or entities that operate internet platforms, to the
    extent their platforms publish third-party content.
    To determine whether § 230(c)(1) applies here—and
    thus immunizes Snap from the Parents’ claim—we apply the
    three-prong test set forth in Barnes v. Yahoo!, Inc., 
    570 F.3d 1096
     (9th Cir. 2009). Snap thus enjoys CDA immunity only
    if it is “(1) a provider or user of an interactive computer
    service (2) whom a plaintiff seeks to treat, under a state law
    cause of action, as a publisher or speaker (3) of information
    provided by another information content provider.” Dyroff,
    934 F.3d at 1097 (quoting Barnes, 
    570 F.3d at
    1100–01).
    We examine each of these questions in turn.
    A.
    The parties do not dispute that Snap is a provider of an
    “interactive computer service,” and we agree that Snap
    qualifies as one given the CDA’s “expansive” definition of
    1
    The statute defines an “interactive computer service” as “any
    information service, system, or access software provider that provides or
    enables computer access by multiple users to a computer server,
    including specifically a service or system that provides access to the
    Internet . . . .” 
    47 U.S.C. § 230
    (f)(2). Meanwhile, an “information
    content provider” is “any person or entity that is responsible, in whole or
    in part, for the creation or development of information provided through
    the Internet or any other interactive computer service.” 
    Id.
     § 230(f)(3).
    10                         LEMMON V. SNAP
    that term. Kimzey v. Yelp! Inc., 
    836 F.3d 1263
    , 1268 (9th
    Cir. 2016) (citation omitted); see also Barnes, 
    570 F.3d at 1101
    . According to the amended complaint, the Snapchat
    application permits its users to share photos and videos
    through Snap’s servers and the internet. Snapchat thus
    necessarily “enables computer access by multiple users to a
    computer server,” 
    47 U.S.C. § 230
    (f)(2), and Snap, as the
    creator, owner, and operator of Snapchat, is therefore a
    “provider” of an interactive computer service.          
    Id.
    § 230(f)(3).
    B.
    The second Barnes question asks whether a cause of
    action seeks to treat a defendant as a “publisher or speaker”
    of third-party content. 2 Dyroff, 934 F.3d at 1097; Barnes,
    
    570 F.3d at 1100
    . We conclude that here the answer is no,
    because the Parents’ claim turns on Snap’s design of
    Snapchat.
    In this particular context, “publication” generally
    “involve[s] reviewing, editing, and deciding whether to
    publish or to withdraw from publication third-party
    content.” HomeAway, 918 F.3d at 681 (citation omitted). A
    2
    The district court and the parties have, at various times, suggested
    that this aspect of the Barnes test is undisputed. Having parsed the
    Parents’ arguments and citations before both our court and the district
    court, we do not agree. Though those arguments could have benefited
    from greater analytic exposition, the Parents have sufficiently preserved
    this issue for our review. In any event, it is within our discretion to reach
    this issue. See In re Mercury Interactive Corp. Secs. Litig., 
    618 F.3d 988
    , 992 (9th Cir. 2010) (noting we may exercise our discretion in this
    regard when “the issue presented is purely one of law and . . . does not
    depend on the factual record developed below” (citation omitted)). We
    exercise that discretion here, given that Snap addressed this issue both in
    its answering brief and before the district court.
    LEMMON V. SNAP                       11
    defamation claim is perhaps the most obvious example of a
    claim that seeks to treat a website or smartphone application
    provider as a publisher or speaker, but it is by no means the
    only type of claim that does so. Barnes, 
    570 F.3d at
    1101–
    02; see also Doe v. Internet Brands, Inc., 
    824 F.3d 846
    , 851
    (9th Cir. 2016). Thus, regardless of the type of claim
    brought, we focus on whether “the duty the plaintiff alleges”
    stems “from the defendant’s status or conduct as a publisher
    or speaker.” Barnes, 
    570 F.3d at 1107
    .
    Here, the Parents seek to hold Snap liable for its
    allegedly “unreasonable and negligent” design decisions
    regarding Snapchat. They allege that Snap created:
    (1) Snapchat; (2) Snapchat’s Speed Filter; and (3) an
    incentive system within Snapchat that encouraged its users
    to pursue certain unknown achievements and rewards. The
    Speed Filter and the incentive system then supposedly
    worked in tandem to entice young Snapchat users to drive at
    speeds exceeding 100 MPH.
    The Parents thus allege a cause of action for negligent
    design—a common products liability tort. This type of claim
    rests on the premise that manufacturers have a “duty to
    exercise due care in supplying products that do not present
    an unreasonable risk of injury or harm to the public.” Lewis
    Bass, Prods. Liab.: Design & Mfg. Defects § 2.5 (2d ed.,
    Sept. 2020 Update). Thus, a negligent design action asks
    whether a reasonable person would conclude that “the
    reasonably foreseeable harm” of a product, manufactured in
    accordance with its design, “outweigh[s] the utility of the
    product.” Merrill v. Navegar, Inc., 
    28 P.3d 116
    , 125 (Cal.
    2001) (citation omitted); see also Morden v. Cont’l AG,
    
    611 N.W.2d 659
    , 674 (Wis. 2000) (explaining that the
    relevant “duty of care requires manufacturers to foresee all
    reasonable uses and misuses and the consequent foreseeable
    12                        LEMMON V. SNAP
    dangers” of their products “and to act accordingly” (citation
    omitted)). 3
    The duty underlying such a claim differs markedly from
    the duties of publishers as defined in the CDA.
    Manufacturers have a specific duty to refrain from designing
    a product that poses an unreasonable risk of injury or harm
    to consumers. See Dan B. Dobbs et al., Dobbs’ Law of Torts
    § 478 (2d ed., June 2020 Update). Meanwhile, entities
    acting solely as publishers—i.e., those that “review[]
    material submitted for publication, perhaps edit[] it for style
    or technical fluency, and then decide[] whether to publish
    it,” Barnes, 
    570 F.3d at
    1102—generally have no similar
    duty. See Dobbs’ Law of Torts § 478.
    It is thus apparent that the Parents’ amended complaint
    does not seek to hold Snap liable for its conduct as a
    publisher or speaker. Their negligent design lawsuit treats
    Snap as a products manufacturer, accusing it of negligently
    designing a product (Snapchat) with a defect (the interplay
    between Snapchat’s reward system and the Speed Filter).
    Thus, the duty that Snap allegedly violated “springs from”
    its distinct capacity as a product designer. Barnes, 
    570 F.3d at 1107
    . This is further evidenced by the fact that Snap could
    have satisfied its “alleged obligation”—to take reasonable
    measures to design a product more useful than it was
    foreseeably dangerous—without altering the content that
    3
    The parties have agreed that the tort law of either California or
    Wisconsin governs in this case. See generally Restatement (Second) of
    Torts § 398 (1965) (“A manufacturer of a chattel made under a plan or
    design which makes it dangerous for the uses for which it is
    manufactured is subject to liability to others whom he should expect to
    use the chattel or to be endangered by its probable use for physical harm
    caused by his failure to exercise reasonable care in the adoption of a safe
    plan or design.”).
    LEMMON V. SNAP                              13
    Snapchat’s users generate. Internet Brands, 824 F.3d at 851.
    Snap’s alleged duty in this case thus “has nothing to do with”
    its editing, monitoring, or removing of the content that its
    users generate through Snapchat. Id. at 852.
    To the extent Snap maintains that CDA immunity is
    appropriate because the Parents’ claim depends on the ability
    of Snapchat’s users to use Snapchat to communicate their
    speed to others, it disregards our decision in Internet Brands.
    That Snap allows its users to transmit user-generated content
    to one another does not detract from the fact that the Parents
    seek to hold Snap liable for its role in violating its distinct
    duty to design a reasonably safe product. As in Internet
    Brands, Snap “acted as the ‘publisher or speaker’ of user
    content by” transmitting Landen’s snap, “and that action
    could be described as a ‘but-for’ cause of [the boys’]
    injuries.” 824 F.3d at 853. This is unsurprising: Snap “is
    an internet publishing business. Without publishing user
    content, it would not exist.” Id. But though publishing
    content is “a but-for cause of just about everything” Snap is
    involved in, that does not mean that the Parents’ claim,
    specifically, seeks to hold Snap responsible in its capacity as
    a “publisher or speaker.” Id. The duty to design a
    reasonably safe product is fully independent of Snap’s role
    in monitoring or publishing third-party content. 4
    4
    Nor would proving causation through the snap that Landen sent
    shortly before his death implicate § 230(c)(1) immunity, because the
    Parents do not fault Snap for publishing that photo message. Instead,
    that snap merely suggests, as circumstantial evidence, that the alleged
    negligent design of Snapchat had the very causal effect that the Parents’
    otherwise allege. By contrast, we note that the Parents would not be
    permitted under § 230(c)(1) to fault Snap for publishing other Snapchat-
    user content (e.g., snaps of friends speeding dangerously) that may have
    incentivized the boys to engage in dangerous behavior. For attempting
    14                       LEMMON V. SNAP
    Because the Parents’ claim does not seek to hold Snap
    responsible as a publisher or speaker, but merely “seek[s] to
    hold Snapchat liable for its own conduct, principally for the
    creation of the Speed Filter,” § 230(c)(1) immunity is
    unavailable. Maynard v. Snapchat, Inc., 
    816 S.E.2d 77
    ,
    81 (Ga. Ct. App. 2018) (emphasis added).
    C.
    CDA immunity is also unavailable in this case because
    the Parents’ negligent design claim does not turn on
    “information provided by another information content
    provider.” Barnes, 
    570 F.3d at 1101
    .
    By its plain terms, and as the last part of the Barnes test
    recognizes, § 230(c)(1) cuts off liability only when a
    plaintiff’s claim faults the defendant for information
    provided by third parties. 
    47 U.S.C. § 230
    (c)(1). Thus,
    internet companies remain on the hook when they create or
    develop their own internet content. See Fair Hous. Council
    of San Fernando Valley v. Roommates.com, LLC, 
    521 F.3d 1157
    , 1162 (9th Cir. 2008) (en banc). And they also may
    face liability to the extent they are “‘responsible . . . in part,
    for the creation or the development of’ the offending
    content” on the internet. 
    Id. at 1162
     (quoting 
    47 U.S.C. § 230
    (f)(3)); see also Kimzey, 836 F.3d at 1269 (asking
    whether a defendant “ma[de] a material contribution to the
    creation or development of [the] content” underlying a given
    claim).
    to hold Snap liable using such evidence would treat Snap as a publisher
    of third-party content, contrary to our holding here. See Section III.C.
    infra.
    LEMMON V. SNAP                        15
    This case presents a clear example of a claim that simply
    does not rest on third-party content. Snap indisputably
    designed Snapchat’s reward system and Speed Filter and
    made those aspects of Snapchat available to users through
    the internet. See Roommates, 
    521 F.3d at 1168
     (noting that
    the word “develop” in the CDA connotes “making usable or
    available”). And the Parents’ negligent design claim faults
    Snap solely for Snapchat’s architecture, contending that the
    app’s Speed Filter and reward system worked together to
    encourage users to drive at dangerous speeds.
    Notably, the Parents do not fault Snap in the least for
    publishing Landen’s snap. Indeed, their amended complaint
    fully disclaims such a reading of their claim: “The danger is
    not the Snap [message using the Speed Filter] itself.
    Obviously, no one is harmed by the post. Rather, the danger
    is the speeding.” AC ¶ 14. While we need not accept
    conclusory allegations contained in a complaint, we must
    nonetheless read the complaint in the light most favorable to
    the Parents. See Dyroff, 934 F.3d at 1096. And this
    statement reinforces our own reading of the Parents’
    negligent design claim as standing independently of the
    content that Snapchat’s users create with the Speed Filter.
    To sum up, even if Snap is acting as a publisher in
    releasing Snapchat and its various features to the public, the
    Parents’ claim still rests on nothing more than Snap’s “own
    acts.” Roommates, 
    521 F.3d 1165
    . The Parents’ claim thus
    is not predicated on “information provided by another
    information content provider.” Barnes, 
    570 F.3d at 1101
    .
    Each of Snap’s novel attempts to expand CDA immunity
    beyond these straightforward principles is to no avail. To
    start, while providing content-neutral tools does not render
    an internet company a “creator or developer” of the
    downstream content that its users produce with those tools,
    16                    LEMMON V. SNAP
    our case law has never suggested that internet companies
    enjoy absolute immunity from all claims related to their
    content-neutral tools. See Dyroff, 934 F.3d at 1099; Kimzey,
    836 F.3d at 1269–70; Roommates, 
    521 F.3d at 1175
    . To the
    contrary, “[t]he [CDA] was not meant to create a lawless no-
    man’s-land on the Internet.” Roommates, 
    521 F.3d at 1164
    .
    Those who use the internet thus continue to face the prospect
    of liability, even for their “neutral tools,” so long as
    plaintiffs’ claims do not blame them for the content that third
    parties generate with those tools.
    Next, the Parents’ allegations concerning the Speed
    Filter and Snapchat’s reward system are not a creative
    attempt to plead around the CDA. In the cases where such
    creative pleading has posed a concern, the plaintiff’s claims,
    at bottom, depended on a third party’s content, without
    which no liability could have existed. See Dyroff, 934 F.3d
    at 1096 (alleging defendant developed content because its
    website’s “recommendation and notification functions were
    ‘specifically designed to make subjective, editorial decisions
    about users based on their posts’”); Kimzey, 836 F.3d at 1269
    (alleging defendant developed content when it integrated a
    third party’s defamatory review “into its own
    ‘advertisement’ or ‘promotion’ on Google” using its “unique
    star-rating system”). However, as already explained, the
    Parents’ claim does not depend on what messages, if any, a
    Snapchat user employing the Speed Filter actually sends.
    This is thus not a case of creative pleading designed to
    circumvent CDA immunity.
    Last, Snap misunderstands the import of our statement in
    Dyroff that a website’s “tools meant to facilitate the
    communication and content of others” were “not content in
    and of themselves.” 934 F.3d at 1098. For even accepting
    that statement at face value, it does nothing to advance
    LEMMON V. SNAP                       17
    Snap’s argument. It is by now clear that the Parents’
    negligent design claim does not turn on the content of
    Landen’s particular snap. Thus, if Snapchat’s Speed Filter
    and award system were not content for purposes of the CDA,
    then the Parents’ negligence or negligent design claim would
    rest on no CDA “content” whatsoever, and Snap would still
    receive no immunity. After all, CDA immunity is available
    only to the extent a plaintiff’s claim implicates third-party
    content. See 
    47 U.S.C. § 230
    (c)(1).
    ***
    In short, Snap “is being sued for the predictable
    consequences of” designing Snapchat in such a way that it
    allegedly encourages dangerous behavior. Roommates,
    
    521 F.3d at 1170
    . The CDA does not shield Snap from
    liability for such claims. See Internet Brands, 824 F.3d
    at 853 (“Congress has not provided an all purpose get-out-
    of-jail-free card for businesses that publish user content on
    the internet, though any claims might have a marginal
    chilling effect on internet publishing businesses.”).
    IV.
    Snap has also urged us to affirm the district court’s
    decision on the alternative ground that the Parents have
    failed to plead adequately in their amended complaint the
    causation element of their negligent design claim. Though
    we may affirm on any ground supported by law, we decline
    to exercise that discretion here for three reasons. Upper
    Skagit Indian Tribe v. Lundgren, 
    138 S. Ct. 1649
    , 1654
    (2018).
    First, the district court dismissed the Parents’ amended
    complaint based “entirely on the CDA[,] and we refrain from
    deciding an issue that the district court has not had the
    18                   LEMMON V. SNAP
    opportunity to evaluate.” Roommates, 
    521 F.3d at
    1175
    n.40. Second, the district court stated when it dismissed the
    Parents’ amended complaint that it would ordinarily have
    granted leave to amend, but it declined to do so based on its
    belief that the Parents could not surmount the issue of CDA
    immunity. It thus appears the district court would have
    granted further leave to amend if the sole defect in the
    Parents’ amended complaint was a mere failure to plead
    legal causation. Third, the district court has yet to decide
    whether there exists a conflict between Wisconsin and
    California law on the issue of legal causation. Nor has it
    decided, in the event there is such a conflict, which state’s
    law governs that claim. See generally Cooper v. Tokyo Elec.
    Power Co. Holdings, Inc., 
    960 F.3d 549
    , 559 (9th Cir. 2020)
    (laying out the relevant analytic framework), cert. denied
    sub nom. Cooper v. TEPCO, No. 20-730, 
    2021 WL 1163742
    (U.S. Mar. 29, 2021).
    V.
    For these reasons, we REVERSE the district court’s
    dismissal of the Parents’ amended complaint on the ground
    of immunity under 
    47 U.S.C. § 230
    (c)(1) and REMAND
    this matter for further proceedings consistent with this
    opinion.