Earlier quoted context omitted.
A few months ago someone started selling some USB devices that would allow you to install third-party software on the PS3 bypassing the security measures behind sony OS. In short, you could rip games and play them from the hard drive without the disk. Later on, similar open source code was able to achieve the same without buying any special usb device: you could in fact use almost any ARM processor, including an andr…
Can Sony change the master key by pushing a software update? Can they use a different key in newly manufactured units while maintaining backward compatibility?
They sure have measures to counter act this on new units.
I think they should take a different pathway though. I have a PS3 that was mainly used as blue-ray player but I am not a gamer by any mean (in fact the only game I have is guitar hero). I follow the scene just barely out of curiosity and what strikes me from what I see on different forums is that people care A LOT about the possibility to play online with other players and sony ban to the game network is really the main incentive for people not to jailbreak.
To the point that someone got two PS3: one hacked for solo playing and one originale for networking!