For time reasons, I had to cut the intro where the background is explained. But probably you have seen the corpses lying around - all broke gamedevs who got less money for their work than expected, sad victims of the autosale mechanism. When you are near them, you can invest in their games, and they will be resurr... ah, refreshed and they will run to the exit of this commercial rainy nightmare...
But I have no stocks for you. And for becoming a billionaire, we all know that making games is the shortest way to... uh... maybe not.