Over the last couple of weeks, Mozilla has finally stepped up its 64-bit testing process. There are now five slaves dedicated to building Firefox for Windows x64, which means that from Firefox 8 and onwards, you’ll be able to pick up 64-bit builds that are functionally identical to its 32-bit cousins but operating in native 64-bit CPU and memory space. When I first took 64-bit Firefox for a workout last year, it wasn’t the best of experiences: it crashed, JavaScript performance was abysmal, and it was generally sub-par compared to the stable, 32-bit branch. Today, however, Firefox 8 64-bit is stable and it’s fast; it’s really, really fast. Even more importantly, though, there are now stable 64-bit browser plug-ins for Flash and Java. In other words, there’s very little reason to not use Firefox 8 x64; you can download a copy from the Nightly site (it won’t interfere with your stable install), grab Flash 11 beta for Windows x64 and Java 6 for Windows x64, and start surfing. It’s that