This August, ArtPort Kingston will host an extraordinary musical performance. “hot salt cold light,” an experimental rock opera for analogue, digital, human, and cetacean voices, premiers at the waterfront venue, ArtBuoy Gallerie. After the catastrophe, a lonely device loses contact with a server. From his spaceship, a billionaire tech bro tasks a drone engineer and a marine biologist with a diabolical mission. Imagined and composed by Svetlana Chirkova and Kristin Dombek, the show features performers Brittany K. Allen, Ashley Crawford, and Lindsay Quayle.