The erosion of privacy has been predicted by every darkfuture writer and his dog. I saw the risk, but used to think that people (esp. my fellow germans) would never submit their data willingly. We suffered through the Gestapo (Nazi secret police) and the Stasi (East German secret police). Both collected huge amounts of data, spying on everybody. When I was a boy, the West German people almost started a revolution to prevent a census of their data. Our supreme court developed protectional rulings. Everything seemed fine. Till this year. Thinly veiled as protection from terrorist attacks, they spy on everything. Modern tech makes it possible.
Now I learn that even emigration isn’t an option:
More and very detailed information can be found here (the’re also the source for this great map).