I don't think it's very useful to discuss the aggregate outcome in the USA. Fewer than 1% of US excess deaths have been in California, although 12% of Americans live here.
It's a big state. See how small the number is for Alameda County?
By the way, I'm definitely not arguing with your conclusion. What we have to learn from Taiwan and Korea is that with a robust test and trace, we can go back to work. We just don't have it yet.
Alameda County is worse per capita than Australia, New Zealand, South Korea, and Taiwan. It's also worse in absolute numbers than New Zealand and Taiwan.