Sell your book on Amazon without POD

Here's an article for the curious on how to sell a book (or CD) on Amazon without going through an intermediary such as Booksurge, Lulu or iUniverse: http://www.kk.org/cooltools/archives/000668.php

I've actually heard some good things about the POD publishers and have brought an iUniverse book myself (had it special ordered from a brick-and-mortar bookstore). But some thing you can only do yourself.