TypeKit, FontSquirrel and Kernest are all great solutions to have webfonts in your sites, but wouldn’t you like to know what these services actually do in the underbellies, for once? And do you know that making fonts load faster often means also making it more secure?
Kill two glyphs with one stone by subseting, embedding and randomizing your own webfonts. See actual performance benchmarks (for once), and learn some hacks that would drive every would be type-pirate crazy (really).
Clipping is a handy way to collect important slides you want to go back to later.