Originally posted by: complich8
I thought the quincy hollow-killing issue was that quincys actually destroyed the souls rather than purifying them, thus actually reducing the total number of souls in existence. At least, that's what I got from the anime explanation ... but it's been a while too =D.
Nope go recheck it the whole reason the balance is disturbed is because all the souls end up on one side causing the bottom half of the hourglass to break from overcrouding while the upperhalf becomes more and more empty. The quincy just destroy the balance they do not destroy the souls.