They are probably following some kind of training.
Those features are very common on every educational video. I do agree that this one focus on an audience that is supposed to be too advanced in relation to the video depth of knowledge, so it shouldn't need it. But still it is normally pushed for every video, and the risks of getting the pacing wrong are very asymmetric.
Those features are very common on every educational video. I do agree that this one focus on an audience that is supposed to be too advanced in relation to the video depth of knowledge, so it shouldn't need it. But still it is normally pushed for every video, and the risks of getting the pacing wrong are very asymmetric.