On Friday, the Supreme Court heard arguments regarding a law that would ban TikTok in the United States if its Chinese parent company, ByteDance, doesn’t sell the app by Jan. 19. The hugely popular platform’s stateside demise would have enormous implications for influencers — some of whom have built followings and livelihoods through the platform — but many of New York City’s top social media creators say they aren’t particularly stressed: They’ve already diversified their brands and grown followings on other platforms.