<fizzie> rm bin/bf; echo $\'#! /bin/bash\\n[[ $# > 0 ]] || { echo "Run what?"; exit 1; }\\nci="$*"\\necho -n "${ci#*!}" | echo /hackenv/interps/egobfi/src/egobfi8 <(echo -n "${ci%%!*}")\' > bin/bf; chmod +x bin/bf

HtDH is a classic text on How to Design Hotdogs or possibly Hogprams.  It is all about functional condiments, and was co-authored by Herence Tao and Don Ho.