[jzwinck]

They're also somewhat dangerous, having killed the guy who bought the Segway company, among others. That is not mitigated by the fact that the Segway was marketed as something like better walking, discouraging helmet use (even while claiming in safety manuals that helmets are required).

[markdown]

AFAIK he drove off a cliff. He would just have quickly died if he had walked off the cliff, or ridden off with a bicycle.

While anything on wheels is more dangerous than walking, it's disingenuous to claim that this particular death is proof of the danger of travelling by Segway.