View difference between Paste ID: VHJ4gRX2 and 2mvkUaWL

---pastebin get 2mvkUaWL startup
+--pastebin get VHJ4gRX2 startup
 
 -- Awake
 print("Tunnel Client Alive: Hello World!")
 
 -- Setup wireless
 local modem = peripheral.wrap("right")
 -- 210 Server -> Client
 -- 220 Client -> Server
 modem.open(210)
 modem.open(220)
 print("Channel 210 and 220 are open")
 
 -- Setup receiving wireless messages
 function WaitForMessage(messageCompare)
     while true do
         local a,b,c,d,e,f = os.pullEvent("modem_message")
         print("Message received: ")
         print(e)
         if(e == messageCompare) then
             print("Message accepted")
             break
         elseif (e == "_Empty") then
             return true
         end
     end
     return false
 end
 
 -- Setup sending wireless messages
 function SendMessage(message)
 	modem.transmit(220, 210, message)
 end
 
 -- Forward shorthand
 function Forward()
 	while not turtle.forward() do
     	if turtle.detect() then turtle.dig() end
     	turtle.attack()
 	end
 end
 
 --Empty shorthand
 function Empty()
 	turtle.dig()
 	turtle.select(1)
 	while not turtle.place() do
     	turtle.dig()
     	turtle.attack()
 	end
 	for i = 16,1,-1 do
     	turtle.select(i)
 	    turtle.drop()
 	end
 	turtle.dig()
 end
 
 -- Server handshake
 print("Waiting for server awake")
 WaitForMessage("_ServerAwake")
 print("Replying to server...")
 SendMessage("_TurtleRegistered")
 
 print("Ensuring ender chest is inside me...")
 turtle.select(1)
 turtle.dig()
 
 print("Letting server know ready...")
 SendMessage("_TurtleReadyToMine")
 
 print("Waiting to begin")
 WaitForMessage("_Begin")
 
 -- Mine loop
 while true do
     print("Waiting to start next cycle")
     empty = WaitForMessage("_StartNextCycle")
 
     if empty then Empty() end
 
     print("Starting next cycle...")
     Forward()
     turtle.digDown()
     turtle.digUp()
     print("Letting server know ready for next cycle...")
     SendMessage("_ReadyForNextCycle")
     print(">>")
     print(">>")
     print(">>")
 end
 
 print("Goodbye >>")
 read()