Shoutbox

What do you mean "not needed at all", it does the job doesn't it?
He got his answer. It doesn't have to be from the API...

Personally, I always forget to 'Free' the Dll's I used, and a lot of scripts I looked at forget it too...
This way is a much cleaner way, because you don't have to use anything external, so it saves from using DataBloc structures (Interop.Allocate)

And by the way, these methods use an official Registry control object (StdRegProv)