Buenos Aires is not Chicago and Chicago is not Buenos Aires. Yet these two cities are connected in a strange way by a set of bleeding heARTS. Callie Humphrey and I met during an installation of a show about street art and graffiti art back in September of 2010. Realizing that we both had similar interests, we decided to keep our elbows within reach. Last week via Skype, Callie indulged me with amazement...