By Yaël Ossowski | PPE.life On my last train ride between Prague and Vienna, that twice weekly jaunt I’ve commandeered for the sake of studying economics, I put down my red wine and closed my half-finished Word document to check my phone’s signal and make a call. When I saw that I had left my Austrian mobile SIM card in my phone all day without switching over to the Czech one, after many hours sauntering on Prague’s uneven streets, a small sense of panic flooded my spine. “The roaming fees will bankrupt me,” I exclaimed to myself, “what am I […]