When the default is private, you have to think about making something public. When the default is public, you become very aware of privacy. And thus, I would suspect, people are more conscious of privacy now than ever. Because not everyone wants to share everything to everyone else all the time.
apophenia: Facebook’s move ain’t about changes in privacy norms
I often have discussions with family and friends about my behavior of sharing a lot of stuff online. Thoughts, photos, videos, you name it. The usual reaction is that I probably don’t care about privacy. Quite the opposite is true. This excellent post explains how. Via Umair Haque on Twitter (@umairh).
Notes