3. Pushing updates to your device can give the Chinese government opportunities to install code which gives the Chinese government a backdoor into your phone, where they can collect information from the operating system and other apps, like your camera, email, banking, and file storage services.

2. The Chinese government is able to shape the algorithm on social media platforms to hide or promote those messages which are in line with their information operations or political agenda (why else have you never seen a video on TikTok about Tiananmen Square or free Tibet);

1. Like other social media platforms, you exchange your personal data for free use of their services, but unlike the US which has oversight laws making it illegal for intelligence agencies to violate your privacy, Chinese law actually requires companies like ByteDance to cooperate in doing so;