This is an odd take and not even close. It is in fact the Fediverse that would be more harmful. Meta has laws and government scrutiny. There’s a lot of willing filth on the Fediverse. Blocking instances more so became a think the last 1-2 years. Blocking those instances does not mean they don’t exist. Can you find harmful content on Meta’s platform? Sure but that’s mostly due to volume. Where as there’s Fediverse instances straight up for illegal and gross content