1.) It's pointless, TikTok is officially banned in US. Even if trump decides to find a US buyer for it, it will go under strict ownership investigation. So there's no way Chinese government has any influence anymore.
2.) This means that any future Chinese apps that get popular will get banned, and no need to go through any court challenges since there's precedent and law
3.) The traffic from the original TikTok will just keep getting split and syphoned, until the magnificent seven claims most of it