How is everyone just accepting that Dvorak is right?

This is the same guy who said "[t]here is no likelihood that Apple can be successful in a business this competitive", referring to the mobile phone industry:

http://www.marketwatch.com/story/apple-should-pull-the-plug-...

The same guy who thought that the Windows System Idle Process being at 95% was a bad thing:

http://www.codinghorror.com/blog/archives/000873.html

And predicted that spam will kill wikis:

http://www.pcmag.com/article2/0,2817,1835857,00.asp