I wonder if the previous poster is actually referring to a perceptual issue around latency — because the video latency is perceptibly greater than a face-to-fac

I wonder if the previous poster is actually referring to a perceptual issue around latency — because the video latency is perceptibly greater than a face-to-face conversation, we may perceive unpleasantness in the audio as well, even though a phone call or audio-only Internet call are generally acceptable.