Have you ever wanted to be a projectionist? Back in the days when 35mm projectors could be found in every theater, in every cineplex, in every town. Nowadays they're lost relics of a different time.
In his latest YouTube video, Bill Hammack, University Of Illinois professor and self-proclaimed EngineerGuy, brings his How It Works­-esque video know-how to film projectors. But Hammack isn’t ...