He was saying that dehumanising speech contributed to it. And he's somewhat correct. The funny thing is that he is equating what's happening to him to the nuclear holocausts with his serious face on.
It's been overlooked a little, but in the article they juxtapose him saying "I always speak respectfully and never use even soft curse words" with his actual website with parodies using exactly what he says he doesn't.
It is indeed possible, but whether he wrote it or not is a bit irrelevant given that he claims he wrote it - the page has 'by Charles Carreon' just above the 'tits and rice' graphic.