@sc94597
I agree with almost all of the above, but I would guess (just guess) that Blu Ray is helping the PS3. To me the jury is still out on whether the Cell was a successful risk, but Blu Ray has already helped Sony's media side and I think it is now helping their gaming division.
"You can never jump away from Conclusions. Getting back is not so easy. That's why we're so terribly crowded here."
Canby - The Phantom Tollbooth