Issue No. 02 - February (2011 vol. 44)
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/MC.2011.51
Although still being used, peer-to-peer technology appears to be declining in popularity compared to other approaches for accessing content over the Internet.
Peer-to-peer technology, P2P, Napster, BitTorrent, LimeWire
Sixto Ortiz Jr., "Is Peer-to-Peer on the Decline?", Computer, vol. 44, no. , pp. 11-13, February 2011, doi:10.1109/MC.2011.51