> That is *exactly* how iOS boot security works. It only loads cryptographically-signed OS images. I. e., except when it's exploited and then it does not
I don't think either of us have enough details to speak intelligently on the subject of iOS boot security, the details matter.
> Nobody told that to my (still using Linux) PS3.
So you are both running Linux and recent games, PSN, etc. or did you just stop updating your machine?