Yes, professional traders can make money at any time. The cryptocurrency bear market has a bear market investment method, so the trader is the best job, but must bear the risk independently.
This is true, you can earn a job as a trader, but for those who do not have the necessary skills to trade on the crypto exchange, you can simply invest in cryptocurrency now and in time get a profit just like those who bought cryptocurrency in mid-2017 before the start of rising prices.