If you're the type of person who copies hundreds of photos or mammoth video files to your external hard drive, good news: USB ports are about to double in speed again.

The new USB 3.2 technology doubles that to 20Gbps using new wires available if your device embraces the newest USB hardware -- specifically the modern USB-C connectors and cables.

The industry group that announced the move Tuesday, the USB Implementers Forum, isn't willing to commit to 20Gbps just yet.

Marketing plans need to be finalized before USB IF starts making any performance promises.

Sorry if all this USB terminology is confusing.

The USB 3.2 technology defines how data is sent over cables; the USB-C technology is a physical specification that defines what plugs and wires look like.

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