Daring Fireball Linked List: August 2007:
There's plenty about markup and CSS, but the heart of the book consists of general design strategies for mobile platforms, and why you should care in the first place about the experience mobile users get when visiting your site.
(from Daring Fireball.)
The answer to the question of mobile web design, is of course RSS, and other XML like systems, IMHO.
Hell, I think gopher, is actually probably pretty close to the mark, and frankly I'm ok with that