"Pretty soon I got some help from friend and TUAW editor Mike Rose, and working together we refined the script and improved the speed tremendously."
Deeply flattered by this characterization of the development process as something that involved a relatively equal amount of heavy lifting. A more accurate report might say "Mike contributed a little by testing out the script in some rather odd edge cases and he helped track down the newer syntax for the WEBM encoding command," but I won't quibble.
Seriously, folks, if you're doing HTML5 video on WordPress do take a moment to check it out.