In the 1960s, the band the Grateful Dead became consumed by a quest that would take up 10 years, cost millions of dollars, and almost break up the band. It was the quest for audio perfection – to bring crystal clear sound from the front row to the nosebleeds and back again. It’s a story that takes us from the infamous acid tests of the 1960s to standing in front of a 60-foot tall wall of 600 speakers…and to tell it we’re joined by Brian Anderson, author of “Loud and Clear: The Grateful Dead’s Wall of Sound and the Quest for Audio Perfection.”