Link. Guess with the advent of Tiger he had to do something quick (yes I do know he announced a Windows version before Dashboard was made public, doesn't mean he didn't know about it though). Good luck to him is all I can say, it'll be interesting to see if the Windows community picks it up.
kind of hard when apple is likely using hidden api's and classes and such that are not available to the konfabulator developer. I wish him the best of luck though, it's hard when something like this is built into the OS ...