A lot of times they will eventually pull themselves out of the spin without any interaction from the pilot. The question is if that will happen before the pilot is unconscious or dead from the G forces which is why they still eject when it happens.
I mean, I figure even if they all were 'act of god' type accidents that's the amount of bad luck where you really should start giving it weight. I'm reminded of how the guy who set the record for most lightning strikes survived got really paranoid about clouds later in life.