Here's another video with Leo explaining details of how/why he builds: http://www.youtube.com/watch?v=HplsGiSmnJI http://www.youtube.com/watch?v=HplsGiSmnJI Di

Here's another video with Leo explaining details of how/why he builds: http://www.youtube.com/watch?v=HplsGiSmnJI http://www.youtube.com/watch?v=HplsGiSmnJI Discusses writing software around the 1:50 mark.