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DerMarten Jul 27th, 2015 (edited) 201 Never
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  1. local modem = peripheral.wrap("back")
  2. channel 3 so that we can listen on it
  3. local oldMessage = ""
  4. while true do
  5.         local event, modemSide, senderChannel, replyChannel, message, senderDistance = os.pullEvent("modem_message")
  6.         if event == "modem_message" then
  7.                 if message == oldMessage then
  9.                 else
  10.                         term.clear()
  11.                         print(message)
  12.                 end
  13.         end
  14. end
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