alright so after finishing this video I sort of feel like I ended up in the same place I started, although I think the conclusion is still helpful for anyone else who wants to take this approach to research

Sources:
https://www.ncbi.nlm.nih.gov/pmc/arti...

https://pubmed.ncbi.nlm.nih.gov/14594...

https://file.scirp.org/Html/4-6902216...

This was used for finger dexterity: https://www.google.com/search?
q=lafayette+pegboard&safe=strict&sxsrf=ALeKk02Bqtyw7VGyiqH7a7rtDBp4gFYpSA:1609292169171&source=lnms&tbm=isch&sa=X&ved=2ahUKEwi05dTAyPTtAhVEvJ4KHVFSCQYQ_AUoAnoECBQQBA&biw=1920&bih=937#imgrc=VY6QMVgvCn2W7M

https://www.scientificamerican.com/ar...

https://www.vox.com/science-and-healt... violin debate

https://journals.sagepub.com/doi/abs/...

https://www.6seconds.org/2018/02/09/t....