L.A.’s liberal moguls are coming after Elon Musk and the rest of the Silicon Valley billionaire boys club in a political clash of the titans: “People are putting up a lot of dough just to teach these dudes they can’t buy an election.”

If you were to stick a pin in a timeline at the exact moment Silicon Valley declared war on Hollywood, it would likely land on Aug. 29, 1997. That’s the date Reed Hastings and Marc Randolph got toget…