Ten-thousand hours (~3.4 years if a regular job) is Gladwell's estimate of temporal mastery. With that being said, the Mozarts like Carlsen or Fischer learn faster and become World Champion. What is the difference between the Mozarts and 3.4 years? Is it there some passionate rage to absorb and decipher patterns that magnetizes them to a particular domain or is it their consistent, well-designed regimen for reaching the upper echelons (like Lalzo Polgar's systemic approach with Judith and Susan)? If it is "