It's like prison time. Every individual moment feels like an eternity, but then you realize it's been a year since you've really thought about it and you remember none of it. Just moving through jello at the speed of light.
It just stops the body from trying to reabsorb that bone. Your body likes to reuse things if it thinks it needs it, so it sees all that sweet juicy bone that's going to waste because there's nothing there that it needs to support.