Money. It's useful to have more of it. Or just fun. Solving hard problems is rewarding. There us subset of us that will play Ender's game even if we know befor

Money. It's useful to have more of it. Or just fun. Solving hard problems is rewarding. There us subset of us that will play Ender's game even if we know beforehand it is not a game just for the thrill. The dystopia is coming, you can only influence which kind and whether you will be near the top.