First look at Firefox 4

Firefox 4 offers features like tab management, remote device sync, and speed improvements.
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Firefox 4 has finally arrived, after months of delays and after rival Web browsers Internet Explorer 9 and Chrome 10 already shipped. The browser gets a speed boost and several feature enhancements that are so significant that they all have their own proper names, like Panorama, JaegerMonkey and Firefox Sync. Were they worth the wait? Let's take a look.

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