Dario left OpenAI because of the bad he saw there, and made a superior product (though these things change very rapidly).
Altman peaked in the zeiteist in 2023; Dario, much less prominently, in 2024 and now '26 [1]. I'd guess around this time next year, Dario will be as hated as Altman is today.
[1] https://trends.google.com/explore?q=altman%2C%20Dario&date=t...