[jjames]

I believe he was referring to those who built and those who currently maintain Wikipedia. It is likely that those individuals set out not motivated by money but for some ideology, a "dent" in the universe.

I would assume the NSA releases their Linux kernel because the license compels them to. I could be wrong. Maybe it is a trap.

Most open source and free culture advocates are _self_ motivated by a drive to give their stuff away to other people. The entire talk is about self interest, completely the other side of the planet from altruism. It sounds like you actually agree with what he is saying but are entangling entangling money and self-interest in precisely the common way this talk seeks to dismiss.