I haven't personally. But two close friends have. They both said "it's a good acceleration tool if you already have traction with well known angels". Can spur a

I haven't personally. But two close friends have. They both said "it's a good acceleration tool if you already have traction with well known angels". Can spur a lot of fast followers. Your mileage may vary. Also, have heard very good things about Naval. I've got to meet that guy at some point.