Sony have announced today that they've reached the milestone of 50 million units worldwide as of March 29. Sony also announced that the PlayStation Move sales have surpassed 8 million units worldwide as of April 3.
Other milestones include 75 million registered accounts in 59 counties and regions around the world for the PlayStation Network service. The PS3 features a library of more than 2, 128 software titles with more than 480 million units sold worldwide (480 million!!). Nice work, Sony.