Imagine a property line dispute that has played out on a patch of grass and dirt over 2,500 times since 1885; this is the Route 66 Rivalry between the Chicago Cubs and the St. Louis Cardinals, a century-long turf war shaped by Midwest Baseball culture and the invisible borders of AM Radio Wars. This episode of pplpod (E5242) deconstructs the transition from late 19th-century corporate warfare to the technological battlegrounds of KMOX Radio and WGN, analyzing how geography and radio signals wired the psychology of entire generations. We begin our investigation by stripping away the East Coast "media soap opera" archetype to reveal a rivalry built on literal ground, where the Cardinals once claimed a multi-state empire through a 5 ...