Consumers have come to believe that automated teller machines should distribute cash. Banks believe that ATMs should collect some too--say, a $1.50 bite out of each cash withdrawal at a bank where you're not a customer. And that's just the first bite, because often when you make such a withdrawal, two banks can get into your wallet. The combined ATM fees can reach $3.50 or more. Such sums have now sparked a nationwide legislative brawl over profitable ATM surcharges.
Consider the turmoil at ATMs in San Francisco and Santa Monica, Calif., which became the first U.S. cities to ban bank...