But internal combustion engines are fun

Check out Nitocris from Fate

Self driving cars are bound to make mistakes, the only way to kind of ensure there won't be any problem is taking away the human factor, having every vehicle be a self driving one, machines don't make mistakes

To release a game on console, I think they need to buy a dev build of the console and actually do the coding, idk how hard it is or anything, but it's possible that it's not something easy to do or it just simply takes a lot of time