Apple presenters are coached on how to speak, how to stand/move, what to do with their hands, etc.

I can understand how it might seem culty, but it's in the service of clear communication to a global audience. Anyone who represents a company to important customers and/or the public goes through similar media training.

Yes, thank you for explaining PR 101 to me.

The comment is about how everyone in their videos does it. The over-use of it is the issue, like when you say a word too much and your brain stops understanding what it means.