Aside from the fact that there are massive problems with taxes, liability, fiduciary responsibility, and (assuming you're accepting any sort of compensation at all) licensing. (money.stackexchange.com)
Considering that modern humans are eating 67 % of their total calories from corn, soy, wheat... you can see why we have massive problems in our health, and our weight! (truthaboutabs.com)
The first is that it's local multiplayer only, which given the PS4's Share Play capability is not as massive a problem as it could be. (thesixthaxis.com)