> because we have been programmed by thousands or millions of years of evolution to need it.

Privacy seems a modern phenomena.

Your really going to have to cite studies to be honest...

> we are stuck in a situation where the vast majority of human beings DO need privacy and it is wrong to take it away from them.

Look at Facebook. There are lots of fairly complete options for privacy there. And yet most people don't even bother locking up their settings.

Given a choice, it seems, they aren't too worried.