The recent news of President Obama’s $7 billion program to bring electricity to 20 million households and businesses in six sub-Saharan nations in Africa is both timely and strategic, as electricity is foundational to economic growth and is the linchpin — the most fundamental critical infrastructure — of modern society.The recent news of President Obama’s $7 billion program to bring electricity to 20 million households and businesses in six sub-Saharan nations in Africa is both timely and strategic, as electricity is foundational to economic growth and is the linchpin — the most fundamental critical infrastructure — of modern society.