OpenAI CEO Sam Altman has given renewed voice to concerns about an AI bubble. Altman recently told reporters that investors are "overexcited" about AI. There's disagreement, even among business leaders and tech CEOs, around the existence of a bubble.

My opinion is yes," Altman told the journalists, comparing the current market to the dot-com crash of the 1990s. Wired reported that he also predicted his company will spend "trillions of dollars on data center construction in the not very distant future" and that ChatGPT will soon serve "billions of people a day.