New technologies and startups have made it easier than ever to self-publish ebooks. But they don't make it any easier to make a living writing. The most important thing you can do as a self-published author, however, is to make sure your ebook is available through as many retail channels as possible. (FYI, ebook sales accounted for 20% of book sales in 2011, up from 10% in … [Read more...] about Self-publishing ebooks: Why maximizing distribution matters