>How would this be an improvement over good ol' cut-and-paste? What functionality are you looking for here?

Well, say you did an AProcInfo() on a PRG class. You could use the array to recreate the classes interface if you want, with all blank methods. Maybe that could be tweaked in a way to automaticallyt set up the IMPLEMENTS and stuff.

>Something like you get with drag-and-drop IMPLEMENTS support in the Object Browser?

I'm not seeing that, was it available in the Tech Preview?