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- Sam Altman says he thought Elon Musk would've had "more empathy" for OpenAI's big dreams.
- Altman said it "wasn't that long ago" that people were mocking Musk for his spacefaring ambitions.
- "I think this whole thing is unbecoming of a builder," Altman told podcaster Lex Fridman.
OpenAI CEO Sam Altman says he thought his former cofounder Elon Musk would have had "more empathy" for the AI company's huge ambitions.