Interesting, this idea has a well known countervailing theory -- "deliberate practice". The idea goes that practicing with the intent of (and focus on) improvem

Interesting, this idea has a well known countervailing theory -- "deliberate practice". The idea goes that practicing with the intent of (and focus on) improvement is more effective. Perhaps "quantity over quality" is better for beginners because they're learning different kinds of things, or because their judgement itself isn't great, or perhaps it's just psychologically easier and less likely to lead to burnout.