IMHO the title of the blog is incorrect. What he is saying is that he never hires anyone fulltime without at least working with the person on a project, and not

IMHO the title of the blog is incorrect. What he is saying is that he never hires anyone fulltime without at least working with the person on a project, and not that he doesn't interview. Since, think about it, how did he find the person who will do the project in the first place, especially if there were multiple applicants. Unless of course the blogger is also saying that he never posts a job and only works through reference, which defeats the entire argument anyway.