If you're going to make strange music in Washington, D.C., this is the week to do it.
"Cakeblood," a composition-on-cassettes for 50 boomboxes, isn't officially part of this year's Sonic Circuits festival, but the  participatory work by local electro-indie-pop duo Bluebrain is certainly of a piece with the experimental music festival's try-anything mission.
The skinny: Bring a boombox [...]