Could not agree with this more. This is why I hate videos without a transcript or textual summary.
While reading text it's pretty hard to be doing something else at the same time
There's also the factor of when I'm reading I read at my speed in my voice. I'm not distracted by a particularly nasally voice[0] or a slow talker rambling on
[0] Not saying the videos here are that, it's just one of those voice types that I remember being different enough to become distracted