In the decoration editor, there should be a copy tool that copys the decoration and not the elements behind.
Also there will be a paste tool(to paste the decor)
Use: its very annoying when users put the decoration on the wrong element and have to strip it down and start all over again
Yes, its interesting i was thinking about that
It's still in beta mode, wait in see when it's a normal version go to The new terriable deco layer Jacob1 is thinking about keeping both.