Black swans cannot be predicted or evaluated, but once they appear, they are opportunities, which also highlights the importance of making good positions. In the process of panic decline, it is a good opportunity to pick up chips. In 2020, many coins plummeted due to problems with OK, and the price of oil dropped to 4-5 oil. After the incident, those who bought the bottom laughed. Years of experience in the currency circle will invisibly improve your cognition. Because you have experienced it, you know where the opportunities and pits are, so you can better walk on the road to profitability. The currency circle is the same as traditional industries. Experience and experience are valuable assets. Don't worry, OK things will be solved in a few days.