The process of metal being formed manually looks cool, sometimes a bit unrealistic. And did you hear the awesome sounds? If not, please watch the ad again, eyes closed if you want to, and just hear. Even the Audi "Sound-Logo". In my opinion, this is fascinating. This phenomenon is not new to me, Audi ads have a different and extremely clear sound. This is why I started some research on this topic and found the video posted down below the A6-ad: This explains a lot to me... and is interesting, indeed!