So, playing "The Horst Wessel Song" or "Deutschland Über Alles" played from my kindle fire while waiting in the security line would get me in trouble? what if i replied to a request to open my bag with "jawohl, herr Obergruppenfuhrer!" If he speaks German, the Blue Shirt will reply, "Wunderbar! Du bist ein gehorsamer Sklave! (Wonderful! You are an obedient slave.)