I think the other factor is scale. If I copy Mastodon and violate ALL conditions of the license, no one will care. This version will get 100Ks of users and as s

I think the other factor is scale. If I copy Mastodon and violate ALL conditions of the license, no one will care. This version will get 100Ks of users and as such is prominent in people's mind as a "just like Mastodon" clone. People will form opinions on Mastodon based on this implementation.