Because redheads are so unbelievably common in Ireland, calling him the "smartest redhead in Ireland" is a clever little joke that draws a contrast between his exotic intelligence (building an AI system, desigining a programming language) and his incredible ordinariness (having red hair in Ireland).
Nitpicking but... Africa is a big continent, with a great deal of nations, and a large variety of income levels, with some of those incomes much higher than yours.
Even if Bezos wanted to feed every person on the planet, how exactly would he be able to do that?? People are controlled by governments, and governments are highly corrupt. They'd probably keep all the baguettes for themselves.