Hi Krzysztof,
These look like very interesting systems. Have you tried using this mix or any of the components? In any case, this discussion emphasizes a very important topic on its own, (which is off-subject in this thread): What would be the right mix of trading systems/components.
Although...
Thanks for Arryex and the other contributors.
Here are a few more bytes and questions on the subject.
Mt4 is indeed a very accessible system with tons of free data providers, huge community and lots publicly available documented experience.
My own problem with MT4 is its computational and...