Mark Leiren-Young's timely one-man show, "Playing Shylock" (formerly called simply "Shylock"), has arrived in New York after its premiere run in Toronto in its new version rewritten around the life and career of veteran film actor Saul Rubinek ("The Marvelous Mrs. Maisel," "Unforgiven," "Frasier") playing himself. Returning to the stage for the first time since 1990, Rubinek plays an actor performing Shylock in a (fi…
