I think it would be very useful for doing simple collision physics....
if 2 cars are travelling down a road at 100MPH and one sideswipes the other you need to know its speed going sideways and not forwards so the command would actually be very useful,
if 2 cars are travelling down a road at 100MPH and one sideswipes the other you need to know its speed going sideways and not forwards so the command would actually be very useful,