Ethan Shanfeld A little over 10 years ago, David Adjmi was on an airplane, listening to Led Zeppelin’s “Babe I’m Gonna Leave You,” and picturing Robert Plant recording the vocals. “It’s communicating desire and pain and anguish and torture and lust,” Adjmi says of the song. “I was thinking about all of these conflicting emotions and imagining him singing the raw vocal in a studio — the state he must have gotten into to sing it.” Adjmi then started envisioning the room — what it might look like — in his mind.