OpenAI logo is seen in this illustration taken May 20, 2024. REUTERS/Dado Ruvic/Illustration//File Photo Purchase Licensing Rights, opens new tabLONDON, Feb 26 (Reuters) - ChatGPT maker OpenAI said on Thursday that it would make London its largest research hub outside the United States, citing Britain's technology ecosystem as an ideal environment to invest in and develop new artificial intelligence systems.The move feeds into Britain's push to cast itself as an "AI superpower" and a home for cu...