I wouldn't call it robust. It was way too easy to do it wrong by forgetting some...

		int_19h on April 2, 2020 \| parent \| context \| favorite \| on: Restarts in Common Lisp I wouldn't call it robust. It was way too easy to do it wrong by forgetting some statement that could fail, and then your RESUME ended up resuming something you didn't anticipate, with a potentially invalid program state.