Blackstone is the world’s largest alternative asset manager. Photographer: Michael Nagle/BloombergTakeaways by Bloomberg AIAn AI rendering of a 19th-century Jon Gray, complete with pitchfork, waistcoat and straw hat, flashed up behind the Blackstone Inc. president at a recent meeting with investors.The image, placing the financier on the cusp of an earlier technological revolution, appeared as he argued that artificial intelligence is giving birth to a new era of equally profound change....