Indeed. Scott Adams is one of the most frustrating bloggers I know - he frequently makes sound points, but far too often you're blinded by a glaring error he makes in the first sentence or two to ever see them.
Skip the first paragraph, and the rest of this post is reasonably well argued.
Agreed, my job is quite fun but it requires specialized knowledge that produces economic benefit for my employer so they make more money by paying me than they would if they didn't. I am by no means unique -- many people are in this position because they picked a career in what they love to do not what they thought they could make a living in.
By creating a symbiotic economic relationship our companies get the stability they need in the jobs for it to be productive. The "people would be paying to do this" argument isn't true if they perceive they could be sharing in the economic benefit to the company.
Skip the first paragraph, and the rest of this post is reasonably well argued.