Who is Sam Altman? The OpenAI boss and ChatGPT guru who is now one of AI’s biggest players

He was a tech whizz before he left primary school, dropped out of one of America’s top universities, and now appears to be spearheading a revolution that could change our lives forever. So far, so Silicon Valley. And like so many of the billionaire entrepreneurs that have emerged from that infamous stretch of sunny California, OpenAI’s Sam Altman appears well on his way to becoming a household name. The fresh-faced 38-year-old would have been unknown to most outside tech circles before the launch of his firm’s breakthrough chatbot ChatGPT, but he now spends much of his increasingly precious time rubbing…