Opening your mailbox might seem effortless, but behind the scenes, the US Postal Service has been revolutionizing mail delivery for over 250 years. From hand-sorting letters and horseback mail carriers to developing advanced delivery networks, the USPS has persistently driven innovations to speed up mail delivery. USPS spokesperson Jim McKean explains that while most people see mail delivery as a simple process, it involves complex and technological efforts to ensure letters reach their destination quickly and efficiently.
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