There's no mention of the reason for the removal from what I can see, do you have a link that provides more context?

Is there a source for the claim that the post was removed per a request from Adobe? I don’t see any pinned comment from a moderator…?

Some of the ArtCraft are really nice. As a loooong time linux user for instance, the PDF app is excellent compared to the alternatives. I am really looking forward to more Linux native quality software

Removed