On the one hand, a lot of people are not great at being succinct in how their presentation of instructions or feedback. On the other hand, Youtube’s algorithm and monetization criteria hardly helps matters either. Ideally, you would have a combination of both written and visual to cater to people with different learning styles, but that is even more work to do.
There’s some Virtua Fighter and Tekken concepts that I’ve grasped faster through visual learning rather than written learning.