More topical was the fuel efficiency at the time https://www.politifact.com/truth-o-meter/statements/2008/aug/05/barack-obama/not-overinflated-though-it-sounds

More topical was the fuel efficiency at the time https://www.politifact.com/truth-o-meter/statements/2008/aug/05/barack-obama/not-overinflated-though-it-sounds-like-it/ https://www.politifact.com/truth-o-meter/statements/2008/aug... Estimates were that 25% of American tires were underinflated, wasting 2.8 billion gallons of gasoline every year.