I still don't go in for the conspiracy theories that people are leaving because they think Next is going to crash, or the like. But this is definitely screwed up.
When Jon says "Additionally, I’m looking for a position that allows me to pursue some of my other passions unfettered" that is what I take from the statement and other things I have read from other people who have left the team. Creative types might want several outlets to express their creativity and not have Hasbro lay claim to all that they do.