<p>11-25) 21:32 PST -- San Francisco supervisors today banned the use of the Segway Scooter on city sidewalks, agreeing with senior advocates that the new technology poses a threat to the old, the young, and the disabled.</p>
<p>"It's a really big gizmo," said Supervisor Chris Daly, who sponsored the legislation. "You kind of lean on it and it takes off." He said he watched as one user trying it out failed to navigate with the small platform device and crashed into a wall.</p>
