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We mixed the sounds ourselves. If they were going to put the sound back onto our film [Pink Floyd: Live at Pompeii.], we wanted to mix it ourselves.

"David Gilmour Talks Pompeii Return: 'It's a Place of Ghosts'". Interview with Kory Grow, www.rollingstone.com. July 7, 2016.
We mixed the sounds ourselves. If they were going to put the sound back onto our film [Pink Floyd: Live at Pompeii.], we wanted to mix it ourselves.