The urban intervention itself is a quite interesting one, giving street art and street music a new mode of expression, apart from its aesthetical aspect. However, the application of such a concept as a marketing and promotion tool for the music industry could actually be brilliant! Big bands have already realized the need for alternative methods and tools of promoting their work. Imagine yourself walking around the city and being offered the opportunity to find new music treasures just by scanning a QR code! Music-treasure hunt? Count me in!