I don't follow John Carmack closely, but I remember him telling in an interview that his wife took care of their newborn child for the most part so he could sle

I don't follow John Carmack closely, but I remember him telling in an interview that his wife took care of their newborn child for the most part so he could sleep 8 hours a night, which he needed to be able to work. Not saying that his accomplishments aren't impressive, but being John Carmack probably helps doing the things John Carmack does.