YouTube is plenty busy with a livestream of the Olympics in HD for Asian and African audiences, but it's keeping tabs on the scene in the states, too. The service is running a free, two-channel webcast of Chicago's Lollapalooza music festival this weekend, which features big-name acts such as Jack White, The Black Keys and the Red Hot Chili Peppers. As you may recall, YouTube also offered a live broadcast of the event last year. Click through to the source link to see who's on stage. Hey, it's not the same as being at Gran