Now that every PC ~and their dog~ has had USB-C/USB3 ports for a while It is strange that we can't use it for direct connection easily and still have to bounce link off some noisy channel first.
Like, come on, the devices are sitting next to each other. With a single symmetric cable we could be having secure 5Gb+ connections right away! 
@dpwiz for that we kind-of sort-of have usb4 interdomain https://learn.microsoft.com/en-us/windows-hardware/design/component-guidelines/usb4-interdomain-connections