Apple has quietly added a new content section to the Apple TV for the upcoming 2012 iTunes Festival in London. The Festival will feature 30 nights of free, live music from more than 60 artists performing at the Roundhouse in London. Apple has already released a universal iOS app for the iTunes Festival providing users with both live streaming of shows and later on-demand viewing, and users will also be able to stream content to iTunes or to the Appleā¦