At a dinner hosted by some of Morgan Stanley’s top bankers in New York last month, one topic dominated the table talk: the fortunes to be made from the frenzy around artificial intelligence.In the room were many of the marquee names of private capital. Apollo Global Management Inc., Ares Management Corp., Blackstone Inc., HPS Investment Partners, KKR & Co. and Oaktree Capital were all invited, the very same firms who’ve recently emerged as a serious threat to Wall Street banks’ long reign over t...