Can read the first bit here. It’s the set up before the facts about recent gun violence in the USA and some common sense approaches for solutions.

From his wikipedia page under “Critical Response”:

Science fiction editors John Clute and Peter Nichols offer a largely favorable appraisal of King, noting his “pungent prose, sharp ear for dialogue, disarmingly laid-back, frank style, along with his passionately fierce denunciation of human stupidity and cruelty (especially to children)…”

This essay fits in line with that.