Thanks for the interesting post. I am not so sure about reasons #2 and #3 (I can play a few instruments but just looked at my bank account and into the mirror - lol). However, reason #1 reminded me of an interesting article I read recently. Here is a link: https://medicalxpress.com/news/2018-01-miles-davis-mozart-brains-jazz.html
Best wishes and happy music making!