Sony's Next Generation Portable sounds like a portable gaming machine powerful enough to replace the Playstation 3 home console, but it's actually meant to augment the experience, Sony Entertainment of America president Jack Tretton says.

What do baby pacifiers, an expert martial artist, and an industrial robot all have in common? Sony's motion-detecting PS3 add-on, the Playstation Move.

The Playstation 2, born in 2000, continues to churn out impressive sales despite being a generation behind the current slate of gaming. Earlier today Sony announced that the PS2 just hit 50 million.