Perhaps I should have been more specific - every time you use your real name outside of a public-image building context, it becomes harder to build a public image associated with your name. I wasn't trying to say that you should put nothing up - more that it should be something like what you'd expect a medical doctor's official web page to look like. Not a stream of possibly controversial or misinterpreted posts on a web forum.
Does the surveillance state affect us? It has affected me, and I didn't realize that it was affecting me until recently. I give a few examples of how it has affected me: