I haven't visited 4chan since I was in college in 2009. It's much different now. Or rather, you are much different now, anon.
>It was always edgy, racist, and right wing.
No, it wasn't. Well, at least not right wing, and the racism was ironic. When Obama was elected, people were calling him "brobama". Also, the original userbase came from Something Awful, which has always been a liberal site.
It got popular and nigger tier people started flooding in, fam.