“Soundwalk 9:09 … will ask NYC wanderers to email field recordings from the blocks separating what Adams calls the ‘Big Met’ and the new building. When the collection period ends on July 31, Adams will begin molding the recordings into a piece that will last exactly as long as its title, nine minutes and nine seconds. ‘I find the breath of the city itself, that roar, really beautiful, like the roar of the sea,’ Adams says.”