We may receive a commission on purchases made from links. One of the new MacBook's biggest criticisms is that, while it does adopt the new USB Type-C standard, it has only one of them, to be used for ...

Inserting a cable into a type A USB port. The USB port does more than data transfer today and is found on several electronic devices. Photo by Rachel Mabala. So many gadgets today come with USB slots.

One advantage of Apple equipping the latest MacBook Pro models solely with USB-C is that each port can multi-task. Power, video, and data can all pass through an adapter connected to a single port.