<oerjan> (echo \'#!/bin/sh\'; echo "echo \'"\'The ! command calls various language interpreters transfered from old EgoBot. Try `ls ibin/` for a list.\') >ibin/help

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.