There is a fallacy that seems to have worked its way into the shared psyche, a belief that the next generation (whichever one that might be) will not read text at all but will demand video for everything. This seems to have produced a kind of fatalism in some tech writers, a belief that video will conquer all despite its obvious unsuitability for many technical communication tasks.
Here is one expression of this, from a recent discussion on LinkedIn:
I agree that videos can be frustrating, particularly when you know most of the information and you only need help on a small area of a product. But customers like them and the upcoming generation will require them.