Solar Impulse is not a product, it's a hack. Electric cars carbon footprint will eventually decrease with massive adoption. Petrol sucks. doesn't scale. EDIT

Solar Impulse is not a product, it's a hack. Electric cars carbon footprint will eventually decrease with massive adoption. Petrol sucks. doesn't scale. EDIT: And yes, it's true that selling something as a ecological when it isn't, is bad. But at least it's a small step in the right direction.