Like the original author I was also speaking from the perspective of an early stage startup. I should've been clearer. I'm sure you're right about AdWords being

Like the original author I was also speaking from the perspective of an early stage startup. I should've been clearer. I'm sure you're right about AdWords being sold that way but in the end sales, real sales, costs money that the companies don't have. It's a chicken/egg situation. You've got something people need but no ones using it because you need to pay people to sell it. In the beginning that won't work unless you're paying pure commission and even then you've got to have a really healthy margin per sale for it to work like the author says.