Variety: A half-hour drama created by J.J. Abrams and starring Chris Rock? That was just one of the topics of conversation to come up in a far-ranging public discussion between Abrams and Rock at the Tribeca Film Festival, during which Abrams also apologized for overdoing it on the lens flares, revealed his personal conception of God and refused to answer a pre-teen in the audience who asked him who Rey’s parents are.