

Ads, complete lack of privacy, kremlinbots.
It used to be the platform that did one thing good. Build communities. Not it does a lot of things, but all of them badly.
Not to mention that their owners are the main reason why “YouTube works bad, because Google’s servers are degrading”. Basically, Roscomnadzor (an official government censorship service) has been making YouTube unusable for over a year now to make people switch to VK Video or Rutube (both owned by same entity) whilst pretending that it doesn’t. Did it work? According to them, yes. According to reality, however, the vast majority just switched to using VPN.
Surprised nobody said cell degradation.
You now can live for as long as you’re not killed whilst physically keeping an appearance of an ~30 y.o. This also technically prevents cancer.