JOE BOYD From Clapton to Kubrick, this creative giant has worked with them all  By Michael Gallant “If you had told me 25 years ago I would be producing tribute concerts about Nick Drake’s music, it might have depressed me,” says Joe Boyd with a chuckle. Fortunately for Boyd the experience turned out to be “kind of wonderful.” It’s a fitting project for the veteran producer. Having helped pioneer the British folk-rock movement, Boyd...