Had Windows Longhorn been more successful, and had Windows Vista arrived sooner, Windows XP's market share dominance would never have been achieved.

But as Microsoft announced at PDC in October 2003, that was due to change with the release of Windows Longhorn.

Bill Gates gave a keynote speech on various topics including Windows "Longhorn" (known later as Windows Vista) and 64-bit computing.

Calmira Longhorn: Is a modified version that tries to mimic the Windows Longhorn (or Vista) interface.

The project was started, in part, to prepare Google for competing with Windows Longhorn, which according to industry analysts will dispense with the need for a stand-alone browser.

The name Windows NT 6.0 (formerly known as Windows Longhorn) can be one of the two versions of Microsoft Windows:

He said that the company's struggles with security issues had probably cost about a year's delay in the introduction of its next-generation version of Windows, code-named Longhorn.

Gradually, Windows "Longhorn" assimilated many of the important new features and technologies slated for "Blackcomb", resulting in the release date being pushed back a few times.

Though it is a year away from general availability, it is still at least a year ahead of Microsoft's next version of Windows, code-named Longhorn.

If Microsoft can pull off everything it's hoping to achieve with the platform, Windows 8 will be as important and radical a release as Windows Longhorn was going to be.