If you built a micro black hole anywhere on Earth, it would instantly start dropping towards the centre of the Earth, overshoot, and then bounce from the centre to the surface and back again while drilling a little tnnel along its path and growing as it ate the matter in its way to make the tunnel. Not fun at all.

A society committed to the notion that government is always bad will have bad government. And it doesn't have to be that way. — Paul Krugman