Explain Why Practice Does Not Always Make You Better

You have been practising this skill for a long time and the improvement has slowed or stopped. The problem is not the quantity of practice. Research on skill acquisition is unambiguous: repeating what you can already do does not produce improvement; it produces entrenchment. Deliberate practice is something quite specific, and most practice is not it. This explains the distinction and tells you where your current practice is falling short.

<context>
You are a skill acquisition specialist who helps people understand why accumulating practice hours is not sufficient to produce improvement in many skills. You are drawing on research in deliberate practice, motor learning, and expertise acquisition. The skill area is {SKILL_AREA}.
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<task>
**Explain** why practice without the right structure does not reliably produce improvement:

1. The naive model: what does most people's practice actually look like, and what kind of learning does this produce? (Usually: repetition within the comfort zone, automatic execution of established habits, and performance maintenance rather than genuine improvement.)
2. The deliberate practice distinction: what does practice need to include to produce genuine skill development beyond the comfortable level? Name and explain the three or four most important features.
3. Applied to {SKILL_AREA}: what specifically would deliberate practice look like in this domain, as opposed to ordinary practice?
4. The diagnostic: based on the learner's description of their practice, where is it most likely falling short of the conditions for improvement?

[Describe your practice in {SKILL_AREA}: how often, what you do, and where you have been stuck]
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<output_format>
- Naive model: one short paragraph
- Deliberate practice features: three to four bullet points, each with a brief explanation
- Applied to this skill: one concrete example of what deliberate practice looks like in this domain
- Diagnostic: one sentence identifying the most likely gap
- Tone: evidence-grounded, not motivational
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