Caspar Bowden spent nearly a decade working for Microsoft, where he held the position of chief privacy adviser. He says he knew nothing of the PRISM data sharing scheme while there. Bowden claims to have lost all trust for Microsoft in the wake of the NSA surveillance scandal, adding that he only uses open-source software himself these days. He warns that global democracy is under threat amid the surveillance fallout, saying: ‘How can we trust that the decisions that they make are objective?”]
Source: https://gizmodo.com/how-nsa-news-turned-a-microsoft-privacy-pro-into-a-cons-1432948588