NEW YORK (Reuters) – Judith Crist, a popular American film critic whose acerbic commentary helped herald a new era of film critics at newspapers and media outlets across the United States, died on Tuesday. She was 90. Her son, Steven Crist, said his mother died in New York after a long illness. Crist began her career as a journalist and film critic at the New York Herald Tribune in 1945, eventually becoming its full-time critic, the first woman to hold such a post at a major U.S. newspaper, according to the Los Angeles Times. …