When a coin is inserted, it tinkles down along the porcelain.[read_more] Performing a musical composition before falling in the return tray. In Dutch history people expressed their status by displaying their most beautiful pieces of porcelain in the so called ‘pronkkasten’ (Show off cabinets). In modern times, where money has become a means to expres status, the inserted euro will bring a joyful moment. On its way down it returns to its original function; a means of exchange. An instrument.