Mozilla's Deb Richardson put together the Field Guide to Firefox 3.0, the ultimate presentation of the new features that will delight users. The new features cover the full range from huge and game-changing to ones so subtle you may not notice 
them until you realize that using Firefox is just somehow easier  and better. The range of improved features is similar - whole
back-end systems have been rebuilt from scratch, while other features have been tweaked slightly or redesigned in small ways. Overall, the result is the fastest, safest, slimmest, and easiest to use version of Firefox yet, Richardson explained.

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