Thursday morning I talked with composer Terry Riley, who is in New York this week to collaborate with the Bang on a Can All-Stars in the US premiere of his work Autodreamographical Tales at Le Poisson Rouge on 8 November. Riley is famous for being one of the “Big Four” of American minimalist composers (the others: LaMonte Young, Steve Reich, and Philip Glass). But while his early works, such as A Rainbow in Curved Air, Poppy Nogood and the Phantom Band, and the seminal In C, were musical rallying cries during minimalism’s ascendance in the 1960s, Riley’s been involved with