BitTorrent is a protocol that underpins the practice of peer-to-peer file sharing and is used for distributing large amounts of data over the Internet. BitTorrent is one of the most common protocols for transferring large files and it has been estimated that, collectively, peer-to-peer networks have accounted for approximately 43% to 70% of all Internet traffic (depending on geographical location) as of February 2009.
Programmer Bram Cohen designed the protocol in April 2001 and released the first available version on July 2, 2001. Currently, numerous BitTorrent clients are available for a variety of computing platforms.
As of January 2012, BitTorrent is utilized by 150 million active users (according to BitTorrent, Inc.). Based on this figure, the total number of monthly BitTorrent users can be estimated at more than a quarter of a billion. At any given instant, BitTorrent has, on average, more active users than YouTube and Facebook combined (this refers to the number of active users…