I agree with one of the replies that a pop up of some sort saying a shortcut has run is good. They could also do what Gmail and possibly others do when forward

I agree with one of the replies that a pop up of some sort saying a shortcut has run is good. They could also do what Gmail and possibly others do when forwarding is added. An obnoxious red colored warning at top of Gmail for 7 days about new forwarding. iOS could do that in some fashion.