What if your "private" data were sold on the open market? What if your boss checked which sites you visited before hiring you? What if you wanted to keep somet

What if your "private" data were sold on the open market? What if your boss checked which sites you visited before hiring you? What if you wanted to keep something from your wife or your children? What if the person you just met at a bar wanted to find out all the pages you visited? What if a stalker wanted to know where you shopped and what you bought? All of the above can easily be done with just the tracking information the Like button has.