Boo. That's exactly what the various advertising networks on the Internet are saying to one another as they possess your browsing experience without your knowledge. Okay, so the situation isn't that grim--it's not as if the various Web tracking services and advertising networks are typing strange messages into your search boxes or sending you off to arcane locations via your address bar. Still, nobody likes the feeling like their activities are being looked at.
And that's where the Firefox add-on Ghostery comes into the picture. Like Casper, this friendly little ghost-themed program does an excellent job of showing you exactly who's tuning in to your Web activity. But that's not all--this extension does a bit more than just notify you of the fellow spooks in the room.
Click the jump to check out the rest of Ghostery's feature-set!