I’m happy to announce that OdinMonkey, an asm.js optimization module for Firefox’s JavaScript engine, is now in Nightly builds and will ship with Firefox 22 in June. What is asm.js? Why are we doing it, and how are we getting to within 2x of native performance? This post won’t be able to go into too much detail since we’re hard at work preparing for Mozilla’s upcoming GDC session, which you should