And when, after years of fighting, the Robot-Human wars finally come to an end, remember that it was Philadelphia who struck the first blow for humanity.

You're all welcome.

http://www.theverge.com/2015/8/2/9087171/hitchbot-cross-country-trip-comes-to-unfortunate-end

America proves too tough for hitchhiking robot after vandals end cross-country trip

It seems the tough streets of Philadelphia were too much for a friendly little robot from Ontario. All the Hitchbot wanted to do was see the United States. But just two weeks after starting its cross-country journey in Boston, Hitchbot's trip has come to an unfortunate end. Last night, the cute little robot was vandalized and apparently decapitated in the city of brotherly love.