> I can probably say everything except private message, google hangout or Facebook chat is already doing it. They have some of the top-notch security, network and distributed system developers
As an American I fear the NSA but at the same time to be fair, NSA is not the only intelligence doing this sort of work. Let's be fair, every other governments are doing similar things anyway, so maybe we should say no thanks to every other website.
... and they are based in US of NSA - no thanks.