Make sure you watch in HQ and full screen to see what I am doing. Also disregard my Notepad note at the beginning. You can find the source code here: mytopcoder.com To run the program successfully, you need to understand Java and some programming. This is NOT an app, for non-programmers. I plan however, to make this into an App / GUI so non-programmers can run it sometime in the near future. I am delighted, by the posts that shows off their high score. That means I know it working. I am not sure if this runs on Mac or not… If you are having poor results, try recalibrating again and make sure you maximize the window to “lock it in place.”