The brainchild of American cinematographer, Josh Clason, Depth of Speed is a video series that takes a left-field look at the world of motoring. From vintage Datsuns to people who specialise in the dying art of pin-striping, these short documentaries are packed with old-school auto appeal. Here Clason enjoys a little track time in an immaculate C10 series Nissan Skyline GT-R. Pump-up the volume and enjoy – I think you’ll agree that it sounds a helluva lot better than its modern-day successor…