What was once prophesied has since come to pass: Valve is finally bringing Steam to the Mac. Which, sure, you can think of as iTunes for games. Wired has a list of all the launch titles.

And hey, holy crap, look: You can get the dark, funny, weird, awesome Portal for free until 5/24! (For Mac or PC.) That's not such a bad loss-leader.

The Stranger Testing Department is Rob Lightner and Paul Hughes.