I’ve hit the cliff once. That’s why it’s last on the list. It’s not very often, but it is possible to hit and with the other reasons and the ease of avoiding it

I’ve hit the cliff once. That’s why it’s last on the list. It’s not very often, but it is possible to hit and with the other reasons and the ease of avoiding it make it easy to justify the very small (if any) amount of work to avoid recursion most of the time.