usb4 version 2.0 has been released and offers 80 Gbps of capacity

The USB Promoter Group has now released the new USB4 Version 2.0 specification, which doubles the previous version’

The new active 80 Gbps Type-C cables are backwards compatible, allowing you to use them with connections supporting Thunderbolt 3 and USB4 1.0

High-performance screens, storage, hubs, and docks may all benefit from the new protocol’s major advantage.

You might be able to attach an external GPU to a laptop with 80 Gbps of bandwidth and enjoy desktop-style gaming