Mate complex chord progressions don’t equal good songs. Buuut if you actually had listened to the band you’ll find quite a few bands interesting progressions, but they aren’t shoved in your face. KG aren’t trying to make radio hits.

Also, the microtonal concept wasn’t intended to be like “Woahh this so so complex”, they were intentionally trying to bring them in in a subtle way that is still listenable to most western rock fans.