The present invention is directed to improving utilization in a peer-to-peer network. Each node in a peer-to-peer network is assigned a number of preferably fixed-size storage slots proportional to the node storage, a first portion of which is allocated to storage zones and a second portion of which...http://www.google.com/patents/US7870218?utm_source=gb-gplus-sharePatent US7870218 - Peer-to-peer system and method with improved utilization