Poisoning, throttling, and otherwise killing the goose

You know the goose I mean -- the one that lays the golden eggs

DVDs (in which category I'll include Blu-Ray discs) are a big market. In 2011, the last year for which I've found data, movies on disc represented an $18 billion business. Lots of after-theater money for movie producers.

A vanishing breed?But it's a business that's shrinking -- and all too often, the purveyors of DVDs are bringing it upon themselves.

I enjoyed DVDs. I used to buy lots of DVDs. The picture quality is fantastic. I ca...