I learned these 2 items that I should be logging and considering for future trading logic in my crypto and forex algo trading bots:

Standard deviation

Derivative of raw closing price could be fed into the machine learning as input

Neat. I learned this from someone on my private chat server. Now  I learned even more someone in today's webinar. This video playback will be part of my ELITE membership as well. This is only place you can watch it on demand now.

https://quantlabs.net/blog/2019/05/2-lessons-i-learned-in-my-live-forex-vs-cryptocurrency-webinar-today/