The option IS there.
Watch this video on Windows 8 boot process from Microsoft themselves:
http://www.youtube.com/watch?v=anxyxlMWCXM
You should know better than trust the tabloid, gutter journalism from the notorious British site “The Register”.
The article is talking about booting to a non-Microsoft, non-signed OS. Of course you can dual boot into other installs of Windows. I do think the article is probably a little hyperbolic - you’d probably be able to disable the functionality.