Good traders are making profits despite the market being bearish/bullish. Yes, people who invested in crypto with a hope that they'd get a higher return suffered, unfortunately.
Of course, traders who are engaged in daily trading always get a good profit, regardless of the situation in the cryptocurrency market. But for this they give almost all their time to monitor the situation on the stock exchanges.
Traders work 24/7, they wake up even at night when the signal comes. It is very hard work.