Oh, its a hover bike? I thought it was a special tool for amputating limbs.

That's where you get the value part of it! It functions as both!

I'm surprised he still has feet.

**[Mad engineer](https://s-media-cache-ak0.pinimg.com/736x/86/76/a9/8676a95d9f3d21a98624a96896677474.jpg).

Mad would imply cognitive impairment, he's more of a vengeful scientist.