The internet has spent weeks debating Timothée Chalamet's now-viral comments about ballet and opera. The latest voice to enter the discourse: Steven Spielberg. During a live podcast conversation at SXSW on March 13, the legendary director was reflecting on the communal power of moviegoing when he suddenly shouted out two of the oldest performing arts institutions. "It happens in movies. It happens in concerts. It happens in ballet and opera!" Spielberg said, prompting cheers and whoops from the audience. Spielberg was describing what he sees as the uniquely communal experience of the arts — the feeling of gathering together with strangers in a dark room and emerging united after the story ends. SEE ALSO: 17 SXSW movies you need to know about right now "The real experience comes when we can influence a community to congregate in a strange, dark place," he told Sean Fennessey, host of The Big Picture podcast.…