[sowhatquestion]

>something about the tone of this blog post is utterly repellent to me and I'm struggling to put my finger on the reason why.

Points for honesty. Drawing from my own experience: sometimes this feeling happens for a reason, and sometimes it happens gratuitously when we encounter a perspective we're not used to hearing. As Daniel Kahneman (among many others) has pointed out: "familiarity is not easily distinguished from truth."