I'd like to write in retirement but I think I'd like to just work hard and go it alone with publishing and marketing. If I'm good, people will read it. If I suck, the people who watch a lot of TV might like it. Anyway, this is a business model I'll be watching as it spreads to other industries where a mediocre middleman controls the success of the artist.
www.lulu.com was founded by one of the co-founders of Red Had Linux, and offers an intriguing self-publishing print-on-demand solution. You can even sell your downloadable books from their site.