The idea of potentially giving away physical media seems absurd considering the cost associated with releasing music on a format like vinyl, which has become a highly coveted commodity for growing underground bands.

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How the success of "Nevermind" ignited a major-label feeding frenzy to find "the next Nirvana, " resulting in the signing of previously way-too-weird-for-a-major-label bands such as underground heroes The Jesus Lizard and Japanese noise-rockers the Boredoms.

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But public mixing of the races was illegal, and jazz players in integrated bands risked arrest playing in underground clubs run by gangsters.

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As well as the Buena Vista veterans headlining the One World (formerly Jazz) stage, gems from the outer fields include Cerys Matthews and Beth Gibbons on the acoustic stage, Fatboy Slim and The Streets in the dance tent and, for some reason, former Velvet Underground bassist John Cale, 61, headlining the new bands tent.

BBC: Big and bold at Glastonbury