The City of Brotherly Love is known for lots of things: cheesesteaks, the Liberty Bell, Paddy's Pub, and residents who don't take kindly to outsiders messing around in their business. Way back in 2015, Philadelphians' territorial nature briefly became national news when hitchBOT, a child-size hitchhiking robot that relied on the kindness of strangers, was directed to its demise in Elfreth’s Alley, an ancient district in the town's Old City. The beheading of hitchBOT became something of a jokingly cautionary tale in Philly lore — which is why it's so bizarre that Waymo, Google's driverless cab service, has decided to […]