Laying the groundwork for its nascent Firefox OS, Mozilla has won over a sizeable list of allies including LG Electronics and China Unicom, and the first phones with the browser-based operating system should arrive in the second quarter of the year. Mozilla announced today...

First, let's get something out of the way. Most of what's really new in Windows 8 relates to the Metro touch interface, which is Microsoft's biggest bet on this OS generation -- a bet that's risky but necessary given the company's lack of presence in the growing tablet market. This is also how the folks at Redmond have figured could give a needed boost to its smartphone business (“Windows everywhere”), which is well behind market leaders, iOS and Android.

This review is based on my experience with Windows 8 using a desktop, so I've been treating Windows 8 like most computer enthusiasts will: as a direct upgrade from Windows 7 on my custom-built machine, just like I did with Vista, XP, 2k, and other previous Windows releases.

Back when Vista first arrived I remember comparing how it performed to XP and being extremely disappointed with the results. Vista was generally rough around the edges and that included drivers, so gaming and productivity applications were more often than not slower in the new OS. Microsoft's PR machine has been hard at work over the past few months, trying to explain the numerous improvements Windows 8 has received on the backend. The good news is that it shows.

For comparing Windows 7 and Windows 8 we will measure and test the performance of various aspects of the operating system including: boot up and shutdown times, file copying, encoding, browsing, gaming and some synthetic benchmarks.

Although Microsoft announced last month that Windows 7 users will be able to perform an upgrade installation of Windows 8, the company hasn't offered a detailed upgrade path for all Windows 7 editions, nor older versions. However, sources privy to such information have reportedly...

Windows 8 is edging closer to release with major tablet manufacturers scrambling to get in on the action in order to ship slates running an ARM version of Windows for the very first time. That is, except for HTC, who might not be quite so lucky after sources familiar with the matter...