ELECTRONIC MUSIC THINGS TO KNOW BEFORE YOU BUY

It was possibly inevitable that Eno would sooner or later collaborate with Kevin Shields of My Bloody Valentine, a fellow wielder of edgeless, untraceable, frustrating sounds. “Just once Away My Son” would be the instrumental 50 percent of a 2018 single — its lyrics look in another monitor, “The burden of History” — and it’s a speaker