<int-e> ` mv {bin,lib}/morse-decode; echo \'#!/hackenv/bin/shebang_args_or_input /hackenv/lib/morse-decode\' > bin/morse-decode; chmod +x bin/morse-decode

Queuestack is when you're confused about whether something should be a queue or a stack, and end up with a complete mess. See https://xkcd.com/954/ .