After the launch of Windows XP in Microsoft began tinkering with a project called Longhorn. Which theoretically would be a minor update to its operating system it became a particularly ambitious development.
In fact it was so ambitious ever came to see the light (at least not in final version): Microsoft had to abandon many of the innovative ideas that sought to carry out this operating system and turned it into a version that would end up being one of the most criticized and hated of Microsoft: Windows Vista. Now a user makes us rediscover that lost project.