4 ms·

So, how and when did they phase PS2 backward compatibility? I'm asking out of interest as a programmer, electrical engineer and wannabe game designer. I never

• anigbrowl 16y ago
  The first models had some ps/2 chips in them (as opposed to software emulations; the CPU etc. are totally different). In later revisions they just left those chips out and stopped advertising the functionality. so if you put a ps3 disk ina later-model ps3 it will just spit it back out again with an error message. I think 1st-gen PS3s are still selling at a premium on eBay for this reason.
  • listic 16y ago
    Thanks for explanation. It's a pity that they let games obsolete that quickly and get away with that.