A profile of Ali Ansari, the 25-year-old co-founder of micro1, which recruits human experts to train AI systems; micro1 was last valued at $500M in Sept. 2025 (Nilesh Christopher/Los Angeles Times)

Nilesh Christopher / Los Angeles Times: A profile of Ali Ansari, the 25-year-old co-founder of micro1, which recruits human experts to train AI systems; micro1 was last valued at $500M in Sept. 2025  —  - 8 min Click here to listen to this article  —  The man set to become one of the world's youngest artificial intelligence billionaires started …