I think you should follow the links at the bottom of his post and try to understand where he's coming from. There's an underlining theory behind how these waves / targets are constructed and if you learn about it you can decide for yourself how to move your money around. If you treat trading like gambling, in a hypothetical scenario you'll likely slowly sell at a loss repeatedly every time you see a red candle on the 30min charts and lose all you BTC even though those were just normal fluctuations and the daily charts may be on point.