Once upon the time, I remember feeling utterly unpleasant toward playing racing games where cars did not break. I thought that GTA games, for example, were far more realistic because making mistakes and crashing into something is going to break the car and therefor you have to drive more carefully. Yes I was a strange kid. But I did enjoy games such as Flat Out where the objective is to crash your car as much as possible. I think I liked games that simulate reality, rather then those that are just made for fun. You could imagine how excited I was when I saw videos of this new racing game that came out at about 2013 called BeamNG Drive. A game where cars don't just swap body shapes with pre-modeled deformations. But a game that simulates the destruction fully. Using soft body physics. I didn't play it. At first my computer was way too slow and there was no GNU / Linux support. Then the game became paid. Then I changed from being a mere
Applying this theory means , almost every software that has ever existed is free and open source.