Be Just A Little Paranoid
This lovely story on wired about companies storing cookies for “bad purposes” that is reconstructing cookies that users deleted is out there:
http://www.wired.com/threatlevel/2010/07/zombie-cookies-lawsuit/
But have a look at this:
http://jamiedubs.com/googlealarm/
Every time you land on a web site the people with adverts from google and so on embedded they are sending data back to google about who what where when why etc.
The extension may not work for you, but it is interesting, now you have already been sending them data, what will you do in the future?
It gets to be more fun:
http://online.wsj.com/article/SB10001424052748703940904575395073512989404.html This wall street journal talks about the business behind tracking your doings on the web.
I realise that most technical people who read this are aware of all of the above, I do know this blog is read by some non technical people, and it is for this reason I publish the above.