There have been several studies/tests reported online where a parrot or a blind choice and then letting that investment sit outperformed "professional" traders

There have been several studies/tests reported online where a parrot or a blind choice and then letting that investment sit outperformed "professional" traders so I guess all kinds of obscure analyzing methods can only get you so far. At the end of the day you are always looking at historic data and from there you are trying to predict the future...