With this addon, you get achievements while using the Firefox browser. Some will pop up right away in this very cool little endorphine enducing box at the bottom of your screen:
|Easy, if you've seen the inner workings of Firefox.|
Put it this way, when I found this addon and posted it to Facebook, I set off a cavalcade of people posting their achievements.
It's great fun...
Go get it and enjoy. Please feel free to comment below, without giving out specifics in the comments section below.