The only way to deal with Iran's theocratic dictatorship is investing in renewable energy. ++ US President Barack Obama should enhance his efforts to end America's reliance from Iranian fuel. ++ It is "the one thing we could do without firing a shot." ++ Western economic sanctions would hit Tehran harder, if oil prices were low. ++ Iranian leaders would have to encourage their people to innovate and trade. ++ Similar to the USSR, Iran would be forced to change. ++ "Helps us, helps them... what are we waiting for?"