don't use endless echo statements

[einar-bin] / imgurgame-oneliner.bash

while true; do u=http://i.imgur.com/$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 5 | head -n 1).jpg;[ `curl -s -o /dev/null -I -w %{http_code} $u` == 200 ] && echo $u; done