Yet he has been clocking up a serious number of gigs, often with just a guitar and an effects box, which he uses to loop beatboxing and vocals.

BBC: Sound of 2011: Jamie Woon

Macari's - founded in 1958, now at number 25 - created the Fuzz Box effects pedal beloved of Jimmy Page, Pete Townsend and countless other axe heroes.

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The labeling change will not be a so-called black box warning, reserved for lethal side effects.

FORBES: Magazine Article