At the 2018 Rotterdam Film Festival, director Apichatpong Weerasethakul opened the doors to the SleepCinemaHotel, a pop-up space playing a 120-hour art installation he’d directed, inviting all attendees to fall asleep to his typically dreamlike series of images. Weerasethakul believes in the relationship between cinema and dreams so strongly he actively encourages people to nod…