In fact, if you choose the right equipment for mining, you can earn it, just now it is a bit more expensive than it was before
I still think it's not about the equipment. The price of bitcoin has fallen dozens of times, and the complexity increased. Plus the price of electricity has also increased. Hence, such a low or even negative profitability of mining.
Simply put, now costs more from mining than the income itself, and agree with Bitcoin, the price has fallen in various ways