"Does your world have magic? The real kind, not the slight of hands magicians use." Magic and technology level were the best indicators of what kind of world a given person on this train was from. "Is there any technology you can see on this train that is of a higher level than you're familiar with? Granted, that one might take some more exploring."

While both braille and morse code were useful in their own right, they weren't the best here on the train. "As far as I can tell, these devices on us translate anything written or spoken for us anyway."