anchor.diff:  let red = (100, 0, 0)
   let green = (0, 100, 0)
   let blue = (0, 0, 100)
  -let black = (0, 0, 0)
  -let white = (100, 100, 100)
   let brown = (65, 17, 17)
   let orange = (100, 65, 0)
   let yellow = (100, 100, 0)
  
positive.code: 
      let sensor = model.ObjectSensor
      let buttons = new ButtonPad()
  
      model.LedStripe.SetPower (75, 20, 20)
  
      let sensorOutput = sensor.ToObservable()
      
  
negative.code: 
  
  let colorProcessor (r, g, b) = 
      let del (x, y, z) = (x - r) * (x - r) + (g - y) * (g - y) + (b - z) * (b - z)
      let rec loop (x :: xs) acc =
          let sup = del x
  