I can't believe he wasn't aware and expecting single founders would read the article. I accept opinions. I don't accept misrepresentations of opinions.
I prefer sounding hard than being silent.
circa 2007 "The ideal company would have two or three founders. We'll consider those with four or five. We're very reluctant to accept one-person companies, though we have accepted a couple." http://ycombinator.com/s2007.html