1. Firefox – tons of tools for web developers!

  2. JavaScript speedups in Firefox 3.6

  3. an overview of TraceMonkey

  4. new device API for Firefox 3.6: orientation

  5. what does tracemonkey feel like?

  6. cross-site xmlhttprequest with CORS

  7. using HTML5 video with fallbacks to other formats

  8. saving data with localStorage

  9. XHR progress and rich file upload feedback

  10. Firefox 4 Performance