When you visit a website, that website gets a lot more information about you than when you walk into a shop. All I want is that websites are limited to the same information as a simple shop. I published the following blog post last year which covers my thoughts on it: https://grepular.com/2011_EU_Cookie_Legislation_Opinion_of_a...
Shops don't know the last shop you visited, but websites do know the last website you visited (referrers). Shops don't assign you a unique ID the moment you walk through the door which they use to identify you on subsequent visits, websites do (cookies).
Shops don't know the last shop you visited, but websites do know the last website you visited (referrers). Shops don't assign you a unique ID the moment you walk through the door which they use to identify you on subsequent visits, websites do (cookies).