It's almost impossible....as the movements are intentionally (but not consistently) confounding.
Just when you think they wouldn't, couldn't possibly run the algos up, they do. They're that brazen.
The only certainty anyone can use to their advantage is that the cycle of flooding the markets is finite and will end. The question is always when, so the best way to be short is whatever gives you the most TIME for this psychopathic corruption to play out. GLTA