Other Opinions on Self-publishing:

David Carnoy’s article: Self-Publishing a book – 25 things you need to know & a recent article in Newsweek titled:
Self-Publishing: Who Needs a Publisher Anymore?
It reports: “According to a recent Bowker report, the market for ‘nontraditional books’ in the United States grew by more than 750,000 in 2009 – a 181 increase over 2008.  Five of the 100 top bestsellers n the Kindle store – which now produces more sales than Amazon’s hardcover list – are currently self-published.”
www.newsweek.com/2010/07/30