http://www.engadget.com/2008/08/20/sony-intros-wireless-keypad-attachment-for-the-ps3/
pretty cool. I have a USB keyboard and mouse for my PS3, but since this has a touchpad, it looks like I'll be able to get rid of both... This might be really great for MMO-style games, where communication is essential, and not everyone wants to use a headset.