Snowden's revelations have shown the world that the US and British governments cannot be trusted. Additionally, it is very likely that many if not all allied intelligence services aided the NSA and GCHQ; and also used similar methods though likely on a smaller scale, which is probably much more of a funding issue than anything else. Some believed that there would be a change in thinking now. The current coalition talks in Germany show that this is the case, sadly in a very different direction than many expected.
