Quote Originally Posted by KageTokage View Post
Did something about the natural order fundamentally change at some point, making it so new souls are no longer being born or is it simply luck of the draw whether a new life has a fresh soul or a "recycled" one?
What makes yo uthink something about that changed? Population increase means new souls need to manifest at some point. Emet also remarked that we only stood to benefit from rejoinings since we were a shard of an old soul, which means some people aren't.

Quote Originally Posted by Jandor View Post
The sound was described as coming from within the earth. Intra-terrestrial if anything.
The whole idea is based on Chrono Trigger, where Lavos, an extra terrestrial being, crashed on the planet eons ago and only started causing havoc later.