Demographics, geography.. I bet the number of people riding scooters drops sharply at age 30. Heat dissipation for the mechanism and comfort for the rider are

Demographics, geography.. I bet the number of people riding scooters drops sharply at age 30. Heat dissipation for the mechanism and comfort for the rider are two big factors. Try it in Dallas. It has notoriously low walkability scores and is regarded as pedestrian-hostile. The three months over 100F would make or break.