Electric scooters are more popular than station-based bikes in the U.S.

Electric scooters have overtaken station-based bicycles as America's most popular form of shared transportation outside transit and cars, per AP.

Why it matters: Smartphones are powering a "micromobility revolution," where consumers tap shared scooters and bikes for short trips. Riders took 38.5 million trips on shared electric scooters in 2018, eclipsing the 36.5 million trips on shared, docked bicycles, according to the National Association of City Transportation Officials.

Go deeper: Why scooters have faced backlash