It's all about the bears and the bulls, doesn't seem like much gray area. It's simple really, just pay attention to the patterns and trading become a lot easier. Or just use a trade bot, right? They seem to be more popular these days than before, granted the improved technology.
It's true in a way, AI is definitely revolutionizing the trading world and its providing us a lot of features to help us get better at trading, and not just the usual analytic chart.