Yeah - this interview: https://slovobooks.wordpress.com/201...ore-interview/
I try to give Moore the benefit of the doubt, but this interview is IMO exhibit A in the "Alan Moore is a grouchy paranoid madman" case.
I get the impression (rightly or wrongly - not sure) that it's to do with the issue of The Authority that he ghost-wrote for Millar when Millar was ill. Maybe Millar took the credit for it or something.