.knockers.rb

#
#
# FYI, you should probably lock your computer. 
#
#
`curl http://www.audiocheck.net/download.php?filename=Audio/audiocheck.net_binaural_knocking.wav > ~/.knock.wav`
while true do
  if [4, 28, 33, 56].include?(Time.now.min) && Time.now.sec == 20
    print [9994].pack('U*')+" " # hand
    print [128682].pack('U*')+" " # door  
    `afplay ~/.knock.wav`
  end
  sleep(1)
end

😠