I mean you could restrict yourself to only a single medium, independent of what the rest of the world is doing; or you can learn to process information efficiently regardless of medium and respect each medium for its own strengths and weaknesses. A good YouTube video produced perfectly needs none of the “hacks” I listed above and will relay far more information on complex subject matter in context than just an essay will, but people are more comfortable writing will write and people who want to make videos will make videos.