>>510158013
Lets play a little game.
Find a single invention in your house created by niggers. Go on. We'll wait. Take a picture of it and tell us who invented it.

>>510158000
It's probably a lot more complicated than I'm making it sound, but I do believe enviroment drives evolution. If there are no external pressures forcing change then stagnation is assured. IQ is just an expression of this.