The cheap USB-HDMI is perfectly viable for using it as a webcam. Qualitywise you won't notice any difference through a highly compressed Zoom/Teams/Skype video.

The cheap USB-HDMI is perfectly viable for using it as a webcam. Qualitywise you won't notice any difference through a highly compressed Zoom/Teams/Skype video. They can output 1080p30 or 720p60, which is again mostly irrelevant in the webcam situations.