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THIS YEAR MARKS a decade since John Mayer teamed up with Grateful Dead singer and guitarist Bob Weir and drummers Mickey Hart and Bill Kreutzmann to breathe new life into the band’s iconic catalog und

THERE’S BEEN A REVOLUTION IN EFFECTS PEDALS IN RECEN T TIMES. HERE’S OUR PICK OF THE BEST FROM THE PAST FIVE YEARS – ALONG WITH EXPERT TONE ADVICE FROM TOP PEDALBOARD PROS...