Say you're working for a big overseas aid organization. You can't leave home in a Mercedes Benz, travel 80 kilometers to work in a great concrete structure where there are diesel engines thundering in the basement just to keep it cool enough for you to work in, and plan mud huts for Africa! You can't get the mud huts right if you haven't got things right where you are. You've got to get things right, working for you, and then go and say what that is.
Most modern homes are simply uninhabitable without electricity - you couldn't flush the toilet without it. It's a huge dependency situation.
Instead of physicists teaching physics, physicists should go home and see what physics applies to their home.
