"Making Impossible States Impossible" by Richard Feldman https://www.youtube.com/watch?v=IcgmSRJHu_8 https://www.youtube.com/watch?v=IcgmSRJHu_8 Really change

"Making Impossible States Impossible" by Richard Feldman https://www.youtube.com/watch?v=IcgmSRJHu_8 https://www.youtube.com/watch?v=IcgmSRJHu_8 Really changed how I think about programming.