Surely for spamming the same thing again and again
Maybe, will see what the moderator says
I'm pretty sure that's the reason he got banned, and i don't think the moderators/admins are going to unban him.
He is shilling his (own) ICO site over and over again.
Literally contributes 0 to the forum/community, and posts the same thing with a little different wording. If you want to advertise something, just add it in your personal message or signature. Come on.