ACL Injury. The anterior cruciate ligament (ACL) works together with the other ligaments in the knee to connect the femur to the tibia and support the knee joint. A tear in the ACL is one of the most common knee injuries, causing the joint to become unstable and slide forward too much.
There more than 6,000 games currently available on Steam. If it seems like there's a flood of new games on the digital distribution outlet pumped out each and every day that's because new and old developers and publishers are putting up titles all the time.
You can play your Steam games on your PS3 like his friend said. They have to be on the PS3 too (Portal 2 is the only one right now) so TC probably just misinterpreted what his friend. Mancow is spreading misinformation and Zyrax said the friend is dumb when the friend is right.