I heard on a podcast yesterday a suggestion that the reason the intelligence community doesn't like TikTok is that, unlike with Twitter, Meta, Google, Apple, Amazon, etc, they can't just hand a warrant over to ByteDance get the data they want. If there's one thing the intelligence community hates, it's not getting the data they want.
Back in the previous administration, I figured this was all a temper-tantrum being thrown by an executive who got embarrassed when outsmarted by a bunch of kids. It may have started like that, but somehow in D.C. everyone's been convinced of the danger a foreign-owned social-media network poses. I'm still not sure I get it...