What’s the legacy humans are leaving behind? It was precisely that profound question which the design team of Ujoo + Limheeyoung began to consider when crafting “Song From Plastic,” a device capable of playing back makeshift records inscribed into discarded pieces of plastic. “After tens of thousands of years have passed, the sound of an extinct existence comes from plastic fossils discovered by future intelligent life,” the duo writes. Though it’s an unsettling, big picture view of humanity’s legacy, “Song From Plastic” is also a reminder of what makes humanity special. In contrast to the shallow plastic “fossils” we are leaving behind, the artists sought to outfit the discarded waste with ordinary everyday sounds and...