Having not watched the video....
I like to switch it up to:
Get different tones,
Alleviate boredom,
Rest my hand by playing in a higher position where spacing is closer and less pressure is required,
During practice to ensure that if I change into a different position without thinking about it that everything is still familiar.
I like to switch it up to:
Get different tones,
Alleviate boredom,
Rest my hand by playing in a higher position where spacing is closer and less pressure is required,
During practice to ensure that if I change into a different position without thinking about it that everything is still familiar.