Some parts of this technology are actual prisms (several patents pop-up via google) , this might remove all parties legally speaking.
Furthermore these can be installed fairly easily without anyone really knowing, though some physical access is required.
The same technique was used in http://en.wikipedia.org/wiki/Room_641A and pretty much all over every pipe, including the one this data went throught to show up on Hacker News.
http://en.wikipedia.org/wiki/Beam_splitter
Some parts of this technology are actual prisms (several patents pop-up via google) , this might remove all parties legally speaking.
Furthermore these can be installed fairly easily without anyone really knowing, though some physical access is required.
The same technique was used in http://en.wikipedia.org/wiki/Room_641A and pretty much all over every pipe, including the one this data went throught to show up on Hacker News.