Canonical has begun selling Ubuntu, its free, open source, Linux-based distro through Best Buy and Amazon for around $20 a pop.
Ubuntu Hardy Heron 8.04, which has been packaged by ValuSoft, is being sold online at Amazon.com and Bestbuy.com, and through Best Buy's retail stores.
http://www.linuxlinks.com/portal/news/article.php?story=20080710135627281