> Can someone explain to me why California would believe Sam Altman plans to stay in California? This is a weak handshake agreement that could easily be flipped post IPO.

It is not a “handshake agreement”, but binding written agreement with terms constraining the governance of the restructure OpenAI entities.

https://oag.ca.gov/system/files/attachments/press-docs/Final Executed MOU Between OpenAI and California AG re Notice of Conditions of Non-Objection %2810.27.2025%29 %28Signed by OpenAI%29 %28Signed by CA DOJ%29.pdf