Sony may be working to expand the perception of the PS3 as a media powerhouse with half-hearted bundles and new advertising campaigns, but according to SCEA Director of PlayStation Network Operations Eric Lempel, it's already doing quite well in that department. He indicates that 74 percent of all PS3 users have "spent some time" watching Blu-ray movies, with barely a quarter left shunning the machine's high-def creds. Of course, the real question for Sony's sake is how many have gone ahead and purchased some of those fancy dis