Answer --> Question game

[NeoMatrix]

[color=#000000ost_uid0]Q: Give me a puzzle that I can use to confuse John, and pretty much everyone else I know.

A: It's clean, but its also dirty

(The reference is to a game called "Dig". When you crash, that is what one of the characters say. "Not my fault, the buttons were sticky")[/colorost_uid0]