1. Two Websites Working Together, MP3tunes.com and Sideload.com Result of Search for “rolling stones” on sideload.com 1

2. Sideload Browser Plugin 2 Visiting any web page with mp3 content, an icon appears and clicking it stores the mp3 in your locker and lists it on sideload.com for others

3. Databases, Tables and Sizes (1) 3 There are 53 million records in lockers, many are duplicates but the duplicates must have different MD5s;

4. Databases, Tables and Sizes (2) 4 meta_data_library includes Artist/Track information for all songs in a locker,

5. Databases, Tables and Sizes (3) 5 There are 3.6 million albums and 7.6 million tracks; Artist and Track are also determined using AllMusicGuide (AMG)