'It's going to be really bad': Fears over AI bubble bursting grow in Silicon ValleyLily JamaliTechnology correspondent, San FranciscoGetty ImagesSilicon Valley is home to many major tech firms, including Apple's circular headquartersAt OpenAI's DevDay this week, OpenAI boss Sam Altman did what American tech bosses rarely do these days: he actually answered questions from reporters."I know it's tempting to write the bubble story," Mr Altman told me as he sat flanked by his top lieutenants. "In fa...