Program todo list: 1. Brain to scout broadcast of shortest path (done) 2. Scouts undertake new shortest path (done) 3. Establish that the first one is the only one to be broadcasted by brain (done) 4. pheremone variable: establish it, increment it, send it to brain, brain sends it again to scouts 5. check reality of pheremones in program make sure it is as close to nature as possible (color detect) red LED for red if higher reading for red than reading of red with white must be averaged three samplings