What good is exposure if it just exposes you to more people who will want you to work for free?
Assuming: 30,000 page views, 2-5% conversion rate, $4.99 price (Amazon takes 30%, so $3.49 profit)
You could make $2095 - $5239.
You're right, 2-5% is high. But I do think an article that leads into a pitch for a topical e-book would convert well with Atlantic traffic.
We have a celebrity-obsessed culture in the US in particular, and it's becoming clear that too many people would sell their soul just to be noticed. That's the overabundant supply side. I think, at the end of the day. That's the real problem.