Doing something every day doesn't guarantee mastery, only adequacy. What is needed is deliberate practice.

Only putting in time does not lead to mastery. You may improve at first but will eventually reach a comfortable level and stay there indefinitely.

To learn hard things quickly, you must focus intensely without distraction. To learn, in other words is an act of Deep work.

To produce at your peak level you need to work for extended periods with full concentration on a single task free from distractions.

Put another way, ...

Anything beyond what you need to do as a minimum to achieve your goal is wasteful.

Extra effort does not continue to give steady growth. As you move closer to perfection, improvement slows down even if you put in more effort. In other words, we can arrive at a point when t...