http://www.babble.com/CS/blogs/droolicious/archive/2008/03/21/ancient-art-of-hammock-sleeping-revived.aspxDr. Sears, Dr. Karp, I’m on to you. It seems you may have hijacked some baby sleeping ideas from the ancient Mayans. It’s believed that they used hammocks to swaddle and swing babies to sleep over 800 years ago in Pre-Columbian Latin America. They didnenCommunityServer 2007.1 (Build: 20910.1126)