$BTC One of my good brothers asked me how to make money. I briefly explained it to him. He told me to let him know when I bought Bitcoin. I promised him I would, and I did. Today he called me and said he didn’t dare buy back then—can he still buy now? I told him you can still get in. He asked what to do if it loses money. I said, just work a normal job. People can only earn money within the limits of their own understanding. #AI股持续上涨还有哪些投资机会