All i can say that having run 1000s of models with many sub combinations, this week alone,it has made me a much more accurate trader, something that may have taken me 20 years to learn,  i cut down to 1 week, since i learnt that what I thought was a really good way to enter or exit, I have now found much better ways, and not only better but safer, or higher probability trades. Whether i will ever use these programs I have no idea, I first need to test them live, to see if in  fact those results