Hi, I have looked into writing something like this before. In my case the technology was not difficult to do. The problem we had was regulation, auditing and t

Hi, I have looked into writing something like this before. In my case the technology was not difficult to do. The problem we had was regulation, auditing and the fact that no-one could agree which formulas to use. Different studies take different approaches and in our case it was a constant fight between scientists and the government. Banking these credits was also an issue. If you have above 3 problems sorted out, writing something like this won't impossible.