Neither Google Maps nor Gmail are given away for free. Both products generate vast amounts of revenue.

Reading the article, I also feel that all of his examples are poor communication, both the "courteous" and the "direct" ones. You can communicate clearly and succinctly and also be considerate of the person you're talking to.

"Culture fit" is an euphemism for "did the interviewer like you?"

If most interviewers don't like you, that's something for you to think about. It's not necessarily bad, if you have a very specific personality that most people find disagreeable, then it's a good idea to look out for companies that cater to your personality, and where you will fit in. But it is something to think about.

Let's assume that you are correct. How is that relevant to how good he is as an employer? There are lots of people in history who were very significant and perhaps geniuses in some way that I wouldn't want to work for in a billion years.

Are they even people? I've stopped going to Reddit because many of the subreddits I used to enjoy have devolved into bots talking to bots, interspersed with a bunch of confused humans. That's probably the future of every public forum.