LONDON :As ChatGPT nears its third birthday, at least one in 10 retail investors is using a chatbot to pick stocks, fuelling a boom in the robo-advisory market, but even fans say it is a high-risk strategy that cannot replace traditional advisors just yet.  Thanks to artificial intelligence, anyone can select stocks, monitor them and obtain investment analysis that was once only available to big banks or institutional investors.  The robo-advisory market - which includes all companies providing