That's not even the point of the blog post to begin debating it here. If the the author believes that then he can write a blog post about how 2FA is bad. That's

That's not even the point of the blog post to begin debating it here. If the the author believes that then he can write a blog post about how 2FA is bad. That's not what we have here though. In fact, he instead says "it's a sensible thing" and his complaint is that it's a slippery slope: "More importantly though is what could come next. There is a hypothetical future where the rules tighten."