Firefox extension created to shine a light on the problem of unencrypted websites fails, because rather than offering a solution, it only makes it worse. Most people know that public Wi-Fi hotspots aren't the safest connections in the world and probably aren't the best place to be doing things like online banking. But you probably didn't realize just how easy it is to steal logins for email and services like Facebook from other people on a hotspot. Well, thanks to a new Firefox extension called Firesheep, anyone can easily view other people on their network and, with a click of...