Here's a list of various hoaxes/leaks/etc. that the big tech social media companies allowed and did not censor, even though they took action in this instance:
https://thefederalist.com/2020/10/15/11-hacks-leaks-and-hoax...
This list seems like strong proof that the we cannot trust these social media companies to be neutral actors. They shouldn't be given controlling power to the digital public square.