<wib_jonas> `` f=/hackenv/bin/dateu; >$f echo $\'#!/bin/bash\\nset -e\\nif (( 1 < $# )); then echo "dateu error: too many command-line arguments. Usage: dateu datetimestring"; exit 2; fi\\nexec date -u ${1:+-d "$1"} "+%Y-%m-%d %H:%M:%S.%3N %z %Z %B %-e %A %G-W%V-%u"\'; chmod a+x "$f"

Coptology is comprised of coptanalysis and coptography. Coptanalysis is concerned with the disassembly and reverse engineering of copters, whereas coptography is the art of designing and engineering copters that are robust against coptanalysis.