This is the first of our series on the differences between the US and the EU. This is not your average list of shallow differences between life in the good-old U.S. of A and Europe, but rather an in-depth look at how life there (EU) is different than life here (US). I recently moved back to California after a 5-year stint living in Europe. My work had this great opportunity in Barcelona, Spain and I could not pass it up. I lived in Spain from 2013 until late...