The state's habitual seizure of supposedly unclaimed property in bank and stock brokerage accounts, safety deposit boxes and other repositories of wealth has always been more than a little questionable. The theory of "escheat," as it's called, is faintly medieval, assuming that idle property can be taken by a king for his personal use by divine right, a distant cousin of the doctrine of "eminent domain" under which property may be taken for public use. California, however, refined it into a lucrative source of income, even making it easier to seize property when the state's budget was, as it often...