... unnecessary fetches), it does nothing to alleviate the per-update stress on network links close to the source. To address these problems, we look to peer- to- peer overlay networks, which offer a ... distribution systemcalled FeedTree, which uses a peer- to -peer overlay network to distribute RSS feed data to subscribers promptly and ef-ficiently. Peers in the network share the bandwidth costs,which ... events to interested parties in the overlay.We propose FeedTree, an approach to RSS distribu-tion based on peer- to -peer subscription technologies. InFeedTree, timely Web content is distributed to...