I started writing a detailed rebuttal and debunking of the author's points, but then I noticed others had done it already, so I didn't waste my time. Suffice it

I started writing a detailed rebuttal and debunking of the author's points, but then I noticed others had done it already, so I didn't waste my time. Suffice it to say that many of the things he says simply aren't true, and for the rest, his reasoning is poor. For details, you can read other posts in this comment thread.