1. I can fire you, if I want to.
California has at-will employment, but you sure can't fire someone based on gender or age anywhere in the United States—and he opens with his desire to do just that.
2. If VAT goes down to at least 20%, better yet 15%.
Sales tax alone is not 20%+$.01 anywhere in the Bay Area, but there are a surprising number of added taxes here and there—Healthy San Francisco, for example, or the California state gasoline taxes—that can make the surcharges on consumer goods add up to that level.
3. If the state takes away "only" 30% of your money.
Federal income tax + California state income tax + FICA significantly exceeds that for most people in the technology industry in Silicon Valley.
4. If higher income is not exponentially punished.
The US certainly does have a progressive income tax scheme.
5. If the states punishes corruption instead of decent companies.
No-bid contracts, anyone? The US is hardly free of corruption.
He's asking for a place that doesn't exist. Moreover, it's a place I wouldn't want to live in; I don't want to live in a place where it's legal to discriminate against minorities, in particular.