Also keep in mind that Microsoft hasn't actually given OpenAI $13 Billion because much of that is in the form of Azure credits.
So this could end up being the cheapest acquisition for Microsoft: They get a $90 Billion company for peanuts.
[1] https://stratechery.com/2023/openais-misalignment-and-micros...
To be clear, these don't go away. They remain an asset of OpenAI's, and could help them continue their research for a few years.
If you’re making like 250k cash and were promised $1M a year in now-worthless paper, plus you have OpenAI on the resume, are one of the most in-demand people in the world? It would be rediculously easy to quit.