Why is this community's icon and side-banner AI-generated?

https://sh.itjust.works/post/113957

Why is this community's icon and side-banner AI-generated? - sh.itjust.works

kinda odd

To avoid using copyrighted images I imagine?
Shouldn't be an issue for a forum that isn't selling anything.
That's not how copyright works. Even if you aren't selling anything you still can't use copyrighted images without permission.
oreally now? Can you bring up any cases regarding a forum not being able to use a videogame cover?