Well, I know this isn't new. I have improved it again... Major sytem stuff. Thanks to @andrewdavidloftus for giving me a hand with the new system... It has ON/OFF/STOP (credit to @JA for the buttons) buttons; ON: Starts the process. OFF: Stops after finishing the current cycle. STOP: An emergency stop that stops it immediately. Beware, there is a glitch with stopping too soon. Here it is: