‘The Vast of Night’ is an impressive achievement, but not a satisfying one

“The Vast of Night” –  Fay (Sierra McCormick) and Everett (Jake Horowitz) are a couple of enterprising teens.  They attend Cayuga High School but hold grownup jobs in the evenings.  Fay is a devoted switchboard operator, and Everett is a radio personality at WOTW with a Highway Hits radio show from 7 pm to 11 pm.  If Fay’s work sounds bizarrely dated, that’s because director Andrew Patterson’s “The Vast of Night” is set in the 1950s, and the kids’ hometown of Cayuga, N.M. is a blip on the radar screen…