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The launch of TikTok
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Snapchat goes public on the New York Stock Exchange
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Launch of Parler, a microblogging and social networking service.
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Google + shuts down due to low user engagement and an API flaw.
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Parler was shut down on all major platforms including Google, Apple, and Amazon. This happened because of the lack of "moderation policies and enforcement" posing a "public safety threat"