I wonder how this correlating data can be used in cases of copyright infringement where the alleged infringer is only identified by IP address. Could a correla

I wonder how this correlating data can be used in cases of copyright infringement where the alleged infringer is only identified by IP address. Could a correlation between IP address and real-world identification be made by subpoena of FB records? Reference: http://torrentfreak.com/court-throws-out-109-of-110-alleged-bittorrent-pirates-then-kicks-out-110th-too-130125/ http://torrentfreak.com/court-throws-out-109-of-110-alleged-...