Windows 8 has RTM:ed and is now available for download via MSDN and TechNet, that is if you have a subscription to these services. If you do not and still want to evaluate Windows 8 there is a 90 day working Windows 8 Enterprise available at http://msdn.microsoft.com/en-us/evalcenter/jj554510.aspx
About Author
Andreas Stenhall
I'm Andreas Stenhall and my work passion is the Windows client in combination with Microsoft 365 security and management services. I do consulting, I produce and teach my own courses, I lecture and I present and my formal work title is prinicipal workplace advisor and architect at Coligo in Stockholm, Sweden. I'm also proud to be an Microsoft MVP since 2009. I have presented at BUILD, TechEd in the US and Europe and regional TechDays. Follow me on twitter @AndreasStenhall.