You should not keep coins at this time because it can be a double-edged sword because it is very dangerous.When Bitcoin prices change constantly and the coins also change accordingly.So we should not keep.We should trade maybe better.
Many people can only trade in a growing market. In the event of a fall in the market or standing in one place, you must be able to engage in arbitration. And it is not as easy as it seems, this requires knowledge and experience.