 There's a big music conference called NAMM, which is the big trade show. And every year you will find extraordinary things that people invent to do music, whether it's quadruple necked guitars or folding drum kits or whatever it is. It's one of those areas where lone entrepreneurs and inventors can come up with things and they can find a big audience and they can get things out there. Okay, so take us through the origins of your 52 things I learned list.