Funnel clouds look like cone-shaped or thin rope-like protuberances which hang down from the cloud base, and often do not last very long.

BBC: Funnel clouds, twisters, tornados: What are they?

Cone admits he's stretched thin and that there are simply not enough U.S. military trainers to transform the police quickly.

NPR: U.S. Launches Aggressive Training for Afghan Police

Instead of pushing a traditional cone speaker from behind with a magnet, Edge Motion-driven speakers work with a thin, slightly curved membrane that is actuated along the edge area in a manner that creates an efficient, piston-like motion in front.

ENGADGET: Emo Labs becomes ClearView Audio, assures product unveiling at CES 2013