Guy Spier — a wealth manager who famously switched from banking to investing due to his his admiration for Warren Buffett — recently turned heads when he shut down his Aquamarine Fund. He said the advantages that catapulted stock-pickers like Buffett and his longtime partner Charlie Munger to fame and fortune no longer exist. In his view, the golden age of information has made it too easy for everyone to look everywhere and find overlooked opportunities for upside. Veteran fund manager George