Veer's kern sweatshirt, in case you weren't already nerdy enough.
If you’ve longed to have the same control over text tracking on the web that you do in InDesign, you must read Design Festival’s piece “CSS Letter-spacing and Where to Use It.” With a little bit of code, the default spacing between letters can be adjusted in CSS—it’s not a new feature in CSS, but it’s essential for polishing up web fonts whose tracking might be a little spacey for display type.
More typography resources: