Don't be fooled by talk about security or privacy. This is simple Nation State realpolitik. TikTok is a propaganda threat controlled by a non-friendly state to the US. Any other way to look at this is naive.
xenophobic nonsense.
Also, it's not in your interest to do this because it makes your comments less persuasive and indeed gives people an easy reason to dismiss them. So if you'd please review https://news.ycombinator.com/newsguidelines.html and stick to the rules when posting here, we'd appreciate it.
Past explanations here in case helpful: https://hn.algolia.com/?dateRange=all&page=0&prefix=true&que...
Also, in case it's helpful, here is a list of moderation posts I made for a user who was in a similar position a while back: https://news.ycombinator.com/chinamod. It's old(ish) now but the principles are all still the same.