The truth of the matter is that "Windows 8 is making only marginal progress and Windows RT continues to flop," says the Associate Editor of InformationWeek.com, which is a Microsoft-friendly Web site. Even Windows boosters hardly ever denied that Vista 8 is a flop. They just blame others, e.g. OEMs, the users, etc. Mr. Pogson points out that Microsoft is creating a new breed of lock-in and OEMs are still part of it. With UEFI Restricted Boot, which distros are still just trying to catch up with, Microsoft has even upset some rather Microsoft-friendly entities, as Ravi reminds us. The Linux Foundation says that "this has raised concerns that Microsoft Secure Boot will make it difficult to install Linux or other operating systems on a Windows 8 computer."
As somebody who fully embraces the Free Software principle, I have no need for Windows 8 in my environment. Never used any version of Windows, and never will.
Previous versions of Windows were bad enough, but Windows 8, with its Restricted Boot requirements, have made dual-booting a Linux distribution with Windows 8 on store-bought computers a royal pain in the rear end.
The Free Software Foundation has taken recently to running a rather aggressive campaign. Go to the website and judge for yourself. I hope the information helps you to make an informed decision that includes switching away from Windows to Linux.
The Web usage numbers are in: Windows RT can't get traction, and Lenovo doesn't believe RT 'is what businesses want'
iOS and Android work well enough on a smaller screen, but Windows 8 will not