We Don't Need No Stinkin' Oil

or coal, or natural gas. 'Cuz, Dawg, we got the sun.
Ten years from their lab to my house.

Nocera hopes that within 10 years, homeowners will be able to power their homes in daylight through photovoltaic cells, while using excess solar energy to produce hydrogen and oxygen to power their own household fuel cell. Electricity-by-wire from a central source could be a thing of the past.