What you choose to reveal, and what you actually reveal are two different things--

On one hand, it seems as if cyberspace is a place where you have total control of what people know about you--however, as in the non-cyber world, the things that people notice are often things that you are totally unaware of--and, because nothing ever disappears in cyberspace, everything you've ever posted and everything that has ever been posted about you is there for anyone that cares to see it--often enough to put together a good picture--