I'm sorry but you wasted your time. Giga watt is a scam project. Don't invest and support this type of scam projects.
Do you have any of specific proof?
He was an such example spammer that doesn't give a solid proof and try to said that the gigawatt just another scam project. But the idea looks difficult to be implemented. We know that the best way to do a research. It must be done by the mining owner.