From a guy who was skating at the time (I'm 43 now), the documentary was good - in that it tied up all these loose ends that I lost contact with about 1982-3. All the "whatever happened to that guy" questions - that sort of thing. Along with generally revisiting being 12 years old.
Stacy P was one of very few who could have written & produced it. The only other person who could have managed it would be Craig Steyck.
Check out his writing & photography if you're interested in that era, and the deeper influences the DT thing then created in mainstream "youth" culture right up to the present day.