1. A distributed network storage system including a plurality of file storage nodes that are distributed on and communicate peer-to-peer over the network; a storage coordinator that manages file storage on the plurality of file storage nodes, the storage coordinator designating selected groups of nodes within the plurality of file storage nodes and directing the nodes in a given group to communicate peer-to-peer to replicate associated group files; and a lexical recovery sub-system for directing the file storage nodes to maintain versions of selected files as part of the group files.