Naked Security: Twitter users, do you know who’s spying on your web-surfing habits?

Naked Security: Twitter users, do you know who’s spying on your web-surfing habits?. “If you weren’t already worried about the privacy dangers of online ad tracking, now would be a good time to start. Researchers have found a way to de-anonymise web surfing records, putting a recent US privacy ruling in jeopardy.”