Exactly, they're only overused as long as they're cheap. We'll find alternatives quickly once the price signals that it's worth it. (The alternative might be

Exactly, they're only overused as long as they're cheap. We'll find alternatives quickly once the price signals that it's worth it. (The alternative might be a lower standard of living because no alternative can be found, but that's life). And usually, that shift creates an arbitrage opportunity that someone is going to make money off of. For instance, while many people fear rising gas and oil prices, I'm pretty sure motorcycle manufacturers, bicycle shops, and rental property owners in dense, transit-rich cities are licking their chops. $10/gal gas makes NYC rent more reasonable.