In the Apple event, why did the speakers use similar hand movements?
Did you start fixating on their hand movements after you noticed this?
They're all the same make of corpo drone with different skins.
Probably because the whole thing was scripted and they were trained to do that?
They don't have points of articulation above the elbow and their hands can't raise above their biceps. It's a design decision.
It's just the way public speakers have been taught to speak here in the 21st century.
Describe them for those who didn't watch