We went to the opera yesterday for the introduction of new SF Opera general director David Gockley, who officially succeeded Pamela Rosenberg on January 1st. Pamela Rosenberg was the director for the last five years, commissioned Dr Atomic and generally tried to shake things up a bit, so we were curious to see were Gockley stands. Gone is the modern -- tacky, screamed the purists -- feel from the brochures and the web site:......