The long-term benefits of blockchain, sanctions and great changes, the real meaning of risk avoidance The situation in Russia and Ukraine has continued to ferment these two days. In addition to things on the battlefield, it is more important that the whole west began to impose unbridled sanctions on Russia. From politics to economy to culture to currency. On the surface, it seems that the US dollar has unlimited scenery, but in fact, I think there are huge hidden dangers behind it. It is defi...