Luckily nobody ever has more than one.

Alternatively, there's The Skeptic's Annotated Book of Mormom.

In GTA3 Vice City there was one building that didn't have a roof, and had only part of a floor. With the tank and the 'flying cars' cheat, you could fly into the top of this building and out the bottom, which was nothing but open space, and fly around underneath the city. The ground was like a two-way mirror, so you could see up onto the streets and sometimes fly into the buildings from underneath. I spent hours exploring the literal underbelly of Vice City.

There are plenty of extensions of the phrase "open source" that have nothing to do with software. See Terms based on open source for examples, which include "Open source political campaign", "Open source record label", and "Open source religion".

I realize that technical people are the last people to criticize for being nitpicky about their terms, but, for the rest of the world, language changes. You should be glad that people have picked up on the ethos instead of jumping on them for inaccuracy.

At least your teachers' rationale had some lost-lasting significance. My teachers justified it by saying "Once you're in any grade past third, everything will have to be in script."

I had less trouble closing my bank account than my MySpace account.