Yeah but retail traders don't establish those lines for the most part. The algo's do.The flip side is you can't run an engine without fuel, not matter how good its compression is.
Do you really thing the brains behind the buy programs fueling these patterns are going to just let a bunch of retail traderz take their money?
What I have found, more often than not, and certainly not 100% of the time.... but if you're counting cards in a casino, those lines pay off more times than they lose.