Things to consider: - These are cache servers they don't need to handle the whole library, just what's most hit. - They cache, video and audio in mutiple form

Things to consider: - These are cache servers they don't need to handle the whole library, just what's most hit. - They cache, video and audio in mutiple formats - This thing lives inside telecom infrastrure, near their users. A content available in South America should be to no use in an european location.