> I find this unconvincing and reddit comments are not trustworthy at all.
You should probably read the original comment on reddit, not just my summary of it. I found it to be extremely detailed and technically convincing, even though it's still hard to determine the level of its trustworthiness.
Yes, that part about not being able to back up his claims wasn't there, when I first read that comment yesterday. And I also don't like that he mixes the technical critique with the moral critique of TikTok, which makes him look biased.
Still, it's a well known fact that authoritarian regimes tend to use all the tools available to them for spying in foreign countries. That's why Russia's Yandex, VKontakte, and Mail.ru are banned in Ukraine since 2017.
You should probably read the original comment on reddit, not just my summary of it. I found it to be extremely detailed and technically convincing, even though it's still hard to determine the level of its trustworthiness.