Top 5 Killer Features in Firefox 3.5

Almost exactly a year after the last release, the latest version of Firefox, the world’s second most used browser, arrived today in over 70 languages, and it’s already spreading like wildfire to users around the globe. Firefox (Firefox) 3.5 has some notable improvements over its predecessor, though many of them, such as support for native JSON and web worker threads, are geared toward developers.