This article is OK when defending the "right tool for the right job" statement in the middle of the present Clojure hype that is going on, but this perfectly coherent discussion just gets swallowed by the author's apparent underground syndrome.
The habit of disdaining something that recently gained a considerable amount of popularity.
I agree with the article and the author seems like a reasonable and experienced programmer, but the Common Lisp comparisons just felt like hipsterism to me.
I do write for the same magazine as the moustachioed founder of hipsterdom, and my favorite Lisp is very obscure (Lush), but I fail to see any hipstery things in what I wrote. I'm a redneck and I lift weights. I don't use Lush for the reasons that skinny hipsters brag about being cool before it was cool; I use it because it's good at numerics.
He/she probably means that people are more likely to listen to Uncle Bob, since he's a well known consultant than to Scott Locklin, which is a shame because he really gives some good points.