I didn't mean to claim 100% equivalence, just to point out how trivial it is to replace the core functionality if that's really what the issue is. Personally I

I didn't mean to claim 100% equivalence, just to point out how trivial it is to replace the core functionality if that's really what the issue is. Personally I think that collaborative editing tools are a strict improvement in all areas except for free form diagrams. > virtual whiteboards Even a fully virtual equivalent is fairly trivial. Just buy a damn drawing tablet already! Being good enough to do commercial artwork on, they're all but guaranteed to far exceed the needs of any software developer.