Yes-in deedy . I bet that dog can hunt. The profit came from advertising. I can just send it out for free. It was genius.
People subscribe with remarkable ease to things that are free.
He didn't have to worry about having it copied, pirated, or forwarded. In fact, he encouraged it. The money comes from advertising and selling retirement manuals. And of course with electronic delivery, he can reach gummint folk in Tokyo as easily as in Washington. This just kills truck-farmers.