It may just be everything that Windows 8 should have been

We still don't have a release date for the Consumer Preview, but we'll have a new build of the Technical Preview sometime in the next few weeks, and a build for Windows Phones coming in February. There was also some pretty good news for folks who are currently running Windows 7, Windows 8.1, and Windows Phone 8 -- upgrades to Windows 10 will be free for a year. There's no word on pricing after that (or for folks still running Windows XP), but if Microsoft has its way, we will have all made the switch by then anyway.
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Source by Cnet | January 23, 2015