Production designer Danny Vermette tells IndieWire about getting a crash course in the University of Backrooms from director Kane Parsons and building four stages' worth of mazelike sets. The uncanny nature of liminal spaces and specifically the idea of endless, extradimensional backrooms have been a part of filmmaker Kane Parsons’ life for seven years now — first, through his popular YouTube series and now as “Backrooms,” the A24 film directed by Parsons. When he first started talking with