This article has an underlying assumption -- that you have already created a product for which people are willing to pay $25 a month, if only they hear about it

This article has an underlying assumption -- that you have already created a product for which people are willing to pay $25 a month, if only they hear about it. Which must include testing, revisions, etc, which can only be well done if you receive feedback from a customer base. In other words, to build a Million dollar business, first you need to... build a million dollar business.