The original PSP was launched in December 2004 and has seen two revisions done to the hardware adding a built-in microphone and slimming down the actual unit.
Sony has also slowly begun phasing out its dying UMD physical media format, pushing instead for digital downloads of games and movies that can be placed on Memory Sticks.
Despite the milestone, recent figures from NPD show that PSP sales have lagged, falling 25 percent year-on-year for the month of January.
Written by: Andre Yoskowitz @ 15 Feb 2009 1:55