What is a Book, Really?

If you follow book news on the Internet, you'll know that the industry is still fumbling about for how, exactly to handle electronic books and where e-books fit into the overall publishing picture -- how should they be priced, how should they be treated, when should they be released, etc. I'm not going to get into any of the specific battles involving particular retailers and publishers, but I do want to address something that many of the people involved in this and sounding off about it -- p...