Earth, research universities that still out-produce their rivals, a climate that remains genuinely unmatched, and decades of accumulated specialized expertise that doesn't relocate as easily as an office lease. Companies aren't leaving California because the state has stopped being valuable. They're leaving, or threatening to leave, because other states have made it cheap and easy to capture a slice of that value without paying California's price of admission. That's actually the more useful way to think about the state's predicament. This isn't a story about decline; it's a story about mispricing. California has been charging monopoly rents—in housing, in permitting delays, in regulatory friction—on the assumption that its advantages were durable enough to absorb the cost indefinitely. Other states have correctly identified that assumption as a vulnerability and are pricing accordingly. So what does genuine adaptation look like, as opposed t...