YUI Blog: iPhone Performance Research

Since web development for the iPhone is a hot topic lately, this article on the YUI Blog is very timely and informative...

Performance Research, Part 5: iPhone Cacheability - Making it Stick - Yahoo! User Interface Blog

Here's a brief introduction:

This article, co-written by Wayne Shea, is the fifth in a series of articles describing experiments conducted to learn more about optimizing web page performance