Making the Mobile Site Faster by Eiji Kitamura @agektmr:
https://docs.google.com/presentation/d/1tMULFjEpHIb_gdzHpBZ4uGJxwiJU_WgLq-58VWA9OaI/pub?start=false#slide=id.p
CSS in the 4th Dimension by Lea Verou @LeaVerou:
http://lea.verou.me/css-4d/#intro