At CinemaCon , movie theater owners have come out swinging against Paramount’s merger with Warner Bros., worrying that a sale will lead to fewer films. This week, A-list stars from Ben Stiller to Javier Bardem and Kristen Stewart signed a petition opposing the sale and arguing it would lead “fewer opportunities for creators, fewer jobs across the production ecosystem, higher costs, and less choice for audiences.” You might think that as the head of AMC, the world’s largest movie chain, Adam