USB Full Speed is like 12 Mbps and been supported since the 1998 iMac. 3.2/3.1 aren't speeds, they are USB spec numbers. Those specs don't mandate the speeds y

USB Full Speed is like 12 Mbps and been supported since the 1998 iMac. 3.2/3.1 aren't speeds, they are USB spec numbers. Those specs don't mandate the speeds you think they do.