It has a 550 MHz Nvidia "Reality Synthesizer" GPU. If experience from the mining community is any guide, it's probably vastly inferior to current and previous generation ATI GPUs for integer hashing operations. On the other hand, if there are legions of 12-to-25-year-old gamers living at home and more than willing to burn their parents' electricity, it could strengthen the network considerably.
thats the idea - It would be attached to a distributed or co operative mining server. My ps3 is on all day as it is our entertainment hub. So performing bitcoin mining wouldnt add much more cost in fact it would be using the wasted electricity from when its idle.