<Jafet> (echo \'#!/bin/sh\'; echo \'cd /var/irclogs/_esoteric; cat $(ls ????-??-??.txt | tail -1) | sed \'\\\'\'s/[^>]*>\'\\\'\' | grep "^\\`" | tail -1 // #Best cheating quine ever?\') > bin/quine2

#!/bin/sh
cd /var/irclogs/_esoteric
if [ "$1" ]; then
    grep -P -i -- "$1" ????-??-??.txt | shuf -n 1
else
    file=$(shuf -en 1 ????-??-??.txt)
    echo "$file:$(shuf -n 1 $file)"
fi