The man spoke some raw truethful decisions made behind hidden doors of the industry's "little" market strategy's in part 2.
Part.1 just shows his perspective about how he will aproach (or has) about steam and other related software(games).
The reason sony decided to go with cell was not just of its performance in multimedia content. As i suspect, what made sony to go with cell despite what programmers would moan, cry out for help, is just based on the nature of code architecture, in what results in a very hard counter mesure against piracy, no more emulators to run on pc, even if such would come out, the performance would be terrible.