In addition to all the things you don’t like, Gab was an important networking ground for regular conservatives who have been systematically banned from or harassed off of Twitter.
The very effective NPC meme gained much of its momentum there.
Look, I’d like to see a viable open forum but Gab was not. No one used it. I bet 99% of Americans never heard of it. And it was .ai, not even American domain (or server?).