Germany as well. I always heard it dates back to an early marketing thing. There's also the old (~1990s) joke that it's actually Bavarian and short for "Hän di

Germany as well. I always heard it dates back to an early marketing thing. There's also the old (~1990s) joke that it's actually Bavarian and short for "Hän die ken Schnür?" ("Haben die kein Kabel?" / "Do these not have a cord?").