The difference is merely whether the same quantity of waste heat energy is thrown away at the source or in the vehicle.

FORBES: The Heretic: Electric Cars Should Be Called Coal Cars

Now, the difference with the Valdez -- the Valdez was a knowable quantity of oil because it was a ship.

WHITEHOUSE: Press Briefing on Oil Spill in Gulf of Mexico

The difference between revivals and originals this season is unquestionably one of quality not quantity.

ECONOMIST: Retreading the boards