Why Open-Source is not Socialism

I was thinking of writing something on this for a few days, but I got lazy. Then, I saw this (Glyn Moody, The H Open) article, and it gave me the perfect motivation to actually write this.
I'll first sum up what he says, as he covers most of the important stuff. Follow the jump to read more about Linux, Microsoft, capitalism, socialism, cars, and the music industry.