*/30 * * * * sleep $((900 * $RANDOM / 32768)) && ip r | grep -q via && $HOME/.bin/offlineimap --quiet -o -a madduck.net
55 */8 * * * sleep $((300 * $RANDOM / 32768)) && ip r | grep -q via && $HOME/.bin/offlineimap --quiet -o -a madduck.net_bulk