In the mid-1980s, composer Tod Machover came across a copy of Philip K. Dick’s science fiction novel “VALIS” in a Parisian bookstore. Based on a mystical vision Dick called his “pink light experience,” “VALIS” was an acronym for “vast active living intelligence system.” The metaphysical novel would become the basis for Machover’s opera of the same name, which first premiered at the Pompidou Center in 1987, and was recently re-staged at MIT for a new generation. At the time, Machover was in his 20s and the director of musical research…