Let’s be honest, whether fair or not, Philadelphia has a certain reputation. It’s a city where football fans booed and threw snowballs at Santa Claus. Baseball fans once threw D cell batteries (the big ones) at visiting outfielder J.D. Drew. And now, it’s where an adorable robot who was only counting on the kindness of strangers to hitchhike across the country was vandalized, effectively ending his summer trip. hitchBOT’s trip came to an (Friday) night in Philadelphia after having spent a little over two weeks hitchhiking and visiting sites in Boston, Salem, Gloucester, Marblehead, and New York City. Unfortunately, hitchBOT...