User blog comment:Godisme/The Nine Demon Gates/@comment-999343-20131027002215/@comment-4829046-20131027080806

It would make sense if hollows were also part of that scheme. That way the world would be rid of spiritual powered beings and will only have regular people. a pretty boring world It would be quite the feat if he used Aizen's knowledge alongside his own to attack the root of hollows and shinigami and wipe them out.