From t' upcomin' Special Edition Ascent: Commemoratin' Space Shuttle DVD/BluRay by NASA/Glenn a movie from t' point o' view o' t' Solid Rocket Booster with sound mixin' and enhancement done by t' folks at Skywalker Sound. T' sound is all from t' camera microphones and nay fake or replaced with foley artist sound. Begad! T' Skywalker sound folks just helped brin' it out and make it more audible.