Yet educated guesses using the ubiquitous Fibonacci principle keep working for people disciplined enough to stay diversified Just to build on what you're saying about so many variables to consider, in this quantum universe we can also draw on the intelligence of the “enteric brain” in the gut which is scientifically proven to have more neuronal connections than the brain in the skull. Investigators, surgeons, judges, and investors for example rely on these “gut feelings” along with their intelligent studying