You need to understand that trading is not all about having a single result to show to the public but having a consistent positive results. A trader can start trading the market and having a positive results and sudden the market changes and he started having negative results. Thus, this is how the market works. Everything does not always come sweet and we should be prepared of the butter days coming. You can also show us your loses.
Of course, he wouldn't show his loss. not all trades will result in something positive. Many traders have to exit the trade at a loss.
Studying technical analysis is not an easy thing. Even though you have mastered it, it doesn't mean you can trade without loss.
If it is seen that to tighten but here most of the time but there is no word that the trader will profit most of the time there is risk in this trading but here it has to be accepted as such and one should take a lot of thought for his decision if he is about technical online. You can profit here.