Why all things nostalgic are making a big splash in the ad world

In the elevator, there are only two buttons: “Present Day JetBlue” for the first floor, and “1960s TWA Hotel” for the second. Nestled in a tucked-away corner of New York City’s John F. Kennedy International Airport, this elevator is a time machine.Ascending to an isolated foyer, visitors exit into an arching tube that spits them out in the TWA Hotel, a sculpted, Instagrammable cavern of unmistakably ’60s curves and “Chili Pepper Red” carpeting. Emp