That and the change to how blocking works on Twitter, which coincided with the AI policy change.

If Bluesky is decentralized, can't twitter still train on Bluesky posts?

There’s arguably a moral difference between having your stuff stolen, and giving it up as part of the TOS. Most artists, you’d assume, would prefer the former.

Bluesky's TOS[1]:

> You grant us permission to: Use User Content to develop, provide, and improve Bluesky Social, the AT Protocol, and any of our future offerings

[1]: https://bsky.social/about/support/tos#user-content