The 2011 documentary “Jiro Dreams of Sushi” at first appears to be a film about an 85-year-old sushi chef and his world-famous dishes, though it’s really about a man’s lifelong quest to continually make better sushi—to continually strive to master his craft. In the world of hi-fi audio equipment, Jiro’s counterpart, if there ever was one, would be fellow countryman Ken Shindo, whose hand-made tube …
Charged: Shindo Laboratory