For all we know, PRISM was more-or-less a euphemism for "we had a shallow collaboration that we used to pivot into a larger compromise of their networks".
Conversely, I'm going to have to agree with 'tptacek and his (probably not popular) opinion on Google and their influence on privacy and security at large.
https://news.ycombinator.com/item?id=8949256
So I stand by my decision to not condemn them until we learn more about the nature of their collaboration with the NSA's plot to deteriorate human rights the world over. Not because I love Google and think they can do no evil, but because I believe in charitable debate and skeptical inquiry.