Except the only demographic of net in-flow _moving to California_ are those in the top 5% or so.

https://www.latimes.com/politics/la-pol-sac-skelton-income-t...

Note: this article is from 2019, which is obviously pre-Covid. I still think it’s too early to predict any trend on post-Covid migrations (which would really be captured and 2022-2023 and 2023-2024, assuming you started planning to leave mid-pandemic 2021-2022)

California had its largest tax surplus in the history of a state ever the 2022 fiscal year.