But should the parent decide if the kid will become a musician?
What if its not talented and pushing it with force to mechanically play Mozart?
I later became interested in playing bass guitar, nobody forced me.
I did it for leisure.
Children are and will not be experts in all fields.
Sure you are right that some discipline is needed to move forward and to keep up with something.
Do you remember and use everything you ever learned in school, if its not needed for your current job?
Kids nowadays spent half to 3/4 of the day in school or outside their own home.
When should they be kids?
I understand the pressure of parents to make sure they have good grades, some is necessary, but not really all of it.
I never learned touch type in school. I did that on my own after work within half a year. I did it because i was interested in. Worked 20 years in IT.
Now i am currently trying to get my amateur radio license, i use my knowledge that i collected so far, allthough i was bad at math in school.
Life is a journey, i got three professions so far.