December 1930 in the Bronx. Thousands of people stand outside the collapsed Bank of United States, their life savings vanished overnight. But a few blocks north at the post office, there's a different kind of line: quiet, orderly people depositing what's left into the Postal Savings System, backed by the federal government and guaranteed not to disappear. Between 1930 and 1933, as 9,000 banks failed, deposits in postal savings exploded from $175 million to over $1.2 billion, proving public banking works when private banking destroys everything. But fifty-five years later, the banking industry killed Postal Savings and erased it from history so completely that most Americans have never heard of it. In Episode 8 of mail history, Aileen and Maia trace three decades where the Post Office was simultaneously a refuge and a weapon. FDR's New Deal built  ...