Most of those claims (if not all of them) are debunked in the later comments.

All of the filters are configurable by admins and are disabled by default

https://piefed.zip/c/fediverse/p/1005977/piefed-admin-settings-that-allow-to-enable-or-disable-content-filters-they-are-disabled-by

Every time there were issues with the Lemmy devs, every one agreed that each instance is free to operate how they will. This is the same for Piefed.