Browsing CSS
Read Image to Data Droplet for OS X
Convert Images to Base64 TextMate bundle
The page is in Catalan but the bundle is in English and pretty self-explanatory. Just drop the .tmCommand bundle file on TextMate. Then you can select some CSS or HTML that contains references to external images, hit Apple + control + B and they will be encoded as base64 and embedded with the data: protocol. Killer. Completely eliminates the need for that AppleScript droplet I was about to release. 
Qualified Selectors in jQuery
John Resig with a simple two-line plugin for jQuery that maps the proposed qualified selector syntax to the similar and already implemented (in jQuery) :has selector.
The Highly Extensible CSS Interface
Cameron Moll’s first series of articles in three years looks to have been well worth the wait. Part One, The Foundation, is up now.
Predicting the Past
Two must-read articles in ALA’s latest, Beyond DOCTYPE and From Switches to Targets. Future-proofing never seemed so backward.
The Email Standards Project
“Working with email client developers and the design community to improve web standards support and accessibility in email.” The obligatory link for a Very Good Thing™.
Posh CSS
Techniques for the modern day web designer. And for the yester-day web designer…
Enjoy the ViewS
Just updated my MobileSafari source viewing utility ViewS to automatically create links from src and href attributes to simplify viewing CSS and JavaScript source—as well as embedded images.
CSS Animation
This (sweet) native Safari implementation poses an interesting question, should animation be considered presentation or behavior?