Google cofounder Sergey Brin has spent $102 million to fight California’s proposed billionaire tax—he could owe $13 billion if he loses

[u/Logical_Welder3467]

https://fortune.com/article/how-much-has-google-cofounder-sergey-brin-spent-to-oppose-california-billionaire-tax-102-million-owe-13-billion-if-loses/

[u/Nathan-Stubblefield]

They had a week or so to relocate to another state so they were no longer a California resident.