“Newly signed to the Warner Bros label in 1985, Miles Davis set about recording an album intended to capture a new, young audience. He was given a more or less free hand and there were rumours of Chaka Khan and Al Jarreau being involved. But after three months, Warners, impatient at what they considered to be a lack of progress, pulled the plug. The tapes were shelved and there they remained for 34”