With the advent of processors and the progress of data science (particularly computer vision and machine learning techniques), non-human actors have been trained to compete and, in an increasing number of cases, win against their homo sapiens counterparts. The benefits of creating AI players are not just about designing a bot that might invent new gaming strategies or be a fun opponent to play against. On the contrary, training such models gives us deep insights into the modern science of algorithms

Central bank digital currencies not necessarily need to replace existing forms of money, may operate not instead but next to other instruments, be an additional payment option. However in black scenario, the governments might want to supervise and, if they feel it is necessary, block or delete the wallet of every user