This is a bit like closing your eyes and seeing how many steps you can take in a large empty (safe) parking lot before you just can't take it anymore. This mat

This is a bit like closing your eyes and seeing how many steps you can take in a large empty (safe) parking lot before you just can't take it anymore. This matches the author's first listed goal of "Do I have the willpower to get through the experiment?" It's not easy to do for a long time.