they are characterized by their lack of fourth and seventh degrees

A ha! That's what I was saying on the What's Wrong With My Age thread: "The fa and the ti of the western scale seem to be getting short shrift."

By the way, I see — by hovering the cursor over the author's (generic) icon — that it's our very own azacab who wrote the Seoulbeats piece! So indeed he was referring to us (and himself) regarding the humorous shoutouts.

This is cool, that we know someone who's written for an actual K-pop site.