I admit it was not my idea to install it, but I found it at Matt Cutts blog (link in the side bar).
Wakoopa gives you an overview of which programmes you use and how often you use them.
Very interesting. I keep you posted with some screenshots once the programme has been running for a while. If you install it, please add me as a friend (ballueder) so we can share experience.
Maybe silly and not needed – but surely a lot of fun!