Personally it helps me understand it more because it requires more concentration. I've always needed to be doing something while listening or watching things, b

Personally it helps me understand it more because it requires more concentration. I've always needed to be doing something while listening or watching things, but the problem is that I can distract myself doing that and not actually pay attention to the actual thing at all. Turning the speed up forces me to concentrate more and it's harder to get distracted