You know that audio goes along with THX logo. It’s called the Deep Note apparently and this guy set out to recreate the entire thing in the program SuperCollider. I have no idea what’s going on once he starts explaining the coding behind the creation, but the end result is astonishingly close to the real thing, which is even more impressive when you learn that the original score has never been released. Start at the beginning and listen to all six steps in order.