sending cd/dvd through mail

Postal Service to Netflix: redesign your mailers or face fees

http://upload.wikimedia.org/wikipedia/en/1/1a/Netflixenvelope.jpg

The USPS is complaining that the Netflix mailer costs too much to process because it is, in practice, non-machinable, even though it qualifies for a machinable discount; and, its reply rate is too close to 100% for the discounted business reply mail to be profitable. Sounds to me like broken cost modeling by the USPS.
(Read the article)