Once upon a time, newspapers were bought at the newsstand, sending letters required postage stamps, and tickets had to be bought to watch movies. There was no such thing as a free lunch. That is about to change, and the word “free” is taking on a different meaning.
Energy is the blood of the economy, but fossil energy sources are becoming scarce. They also suspected of causing global warming. They pollute the air in our cities. Fossil fuels are becoming more and more expensive, thwarting the economic progress around the world. We must – and will – solve this problem.