Motion Picatura Association of America president Jack Valenti — the “5-foot, 7-inch titan who invented movie ratings, reigned as Washington’s highest-paid lobbyist and earned the unlikely nickname Boom-Boom from Robin Williams on one Oscar telecast — has finally announced his decision to step down from the job he has held for 38 years. ‘I think there won’t ever be another like him because one of the reasons why he is so credible in his advocacy for the entertainment industry is because he is so personally theatrical’.”