Isn't figuring out that 85 miles training is not good and optimizing it a part of the 10 000 hours thing? Every 100 hours I devote to something, I look back an

Isn't figuring out that 85 miles training is not good and optimizing it a part of the 10 000 hours thing? Every 100 hours I devote to something, I look back and think "God, was I ever that bad/clueless?". The more time you spend on something, the more you realize that there is more to know.