Ascender is selling (and hosting) webfonts now.
Google-hosted free-as-in-beer webfonts.
Get a glimpse behind Fontdeck's curtain.
Beautifully done with HTML5 and font linking.
Test cases for font-linking.
Steve Souders does the research and reveals the sad truth about the effect font-linking has on performance.
A quick, slick primer on font linking.
A good look at choosing fonts for font linking.
Getting font-linking to work in all browsers.
A good, clear-headed summation of font linking.
Web fonts. Where are we? Will web fonts ever be a reality? | i love typography, the typography and fonts blog
A great round-up on the current state of web typography following TypeCon 2009.
@font-face for all — Ted shows how to convert TTF files to EOT using the command line.
Another font-linking service is on the way.
A good description of how font linking works.
A great example of @font-face in action: comparing Graublau Sans Web with with Lucida Grande.
The slides from Richard's superb Skillswap presentation.