Mathematica 6.0 is out

Mathematica 6.0 is out, touted "The most important advance in the 20-year history of Mathematica"

Among the highly anticipated features is the support for joysticks/gamepads (an XBox version is surely to follow shortly), and the ability to use freehand doodles instead of mathematical symbols in equations (handy when you run out of latin/greek alphabets in your equations)