GameFly already has all-you-can-play console gaming, but now they're adding on something similar for PC gamers. Acquiring IGN's Direct2Drive set them up to be able to hundreds of PC and Mac titles and play them as you please.
A beta is coming up, and they plan to have a hundred titles ready to go for then. They say they should have "hundreds" by the official holiday launch of the service and its client.
A Los Angeles event is planned for September 8. Joystiq says that attendees will receive a beta code for themselves and a friend. If you're not in the LA area you'll want to hit the website and submit your email address.