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Intel makes Thunderbolt 5 official, promising speeds of up to 120Gbps
(www.theverge.com)
This is a most excellent place for technology news and articles.
It would be pretty easy to make a locking mechanism for a standard usb-c cable. Like for example a slot that's the size of a usb-c connector, and after you put the usb-c cable connector through it to plug it in, you then rotate the slot 90 degrees to lock the cable head in place.