Hi friends this is documentary that I had seen around 6 months ago. and this is one such video which created a curiosity to know more and more. If you want to enter into such market you need Right Talent, Intelligence and Knowledge. It is recommended that before entering any market you should need to know the insight view of it. And this video do say that.
This video is quit lengthy and some of my friends had felt boring to see this, so i recommend to see this with a curiosity. I hope this video will obviously through some light.