The Smartest Products of the Decade

5 of 21

Garmin GPS

The concept wasn't new, but sometimes technology has to wait for the government to catch up. On May 2, 2000, "selective availability," an intentional limit on satellite accuracy mandated by the military for commercial use, was discontinued. As dashboard GPS became commonplace, Garmin became the standard. Our cars will never be littered with crumpled-up old roadmaps again.