> there is HDMI alt-mode, but I think many docks use DP-Alt mode for HDMI as well DP alt-mode is ubiquitous, while HDMI alt-mode support is very rare on both h

> there is HDMI alt-mode, but I think many docks use DP-Alt mode for HDMI as well DP alt-mode is ubiquitous, while HDMI alt-mode support is very rare on both host and peripheral sides.