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if you would listen to haejin you would have undetstood already that he makes predictions based on price only. It might seem a bit unconventional to you but look how it has provem right again:

we knew about this possible scenario already while ago and now experts are scratching their heads since they cant find the news that is responsible for this dip.

haejin provides a free master class in TA but it is up to you to listen and eventually learn

This same crash has happened at the same time the last 3 years. It correlates with the Chinese holiday. I think it's a combination between that, the futures expiring and FUD about what asian governments are doing about regulations.