When kids play videogames, they practice teaching themselves – how to win – in the process they pick up new skills. Videogames teach problem solving.

We live in an era where a motivated 12-year-old can learn the basics of timber framing, semiconductor design, or how to bake bread that would rival world-class bakeries. They can master nearly any mechanical system or any number of programming or artistic vocations, even if no mentor lives nearby. The limit is no longer some teacher or institution

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Massively available video recordings of practitioners in action change this entirely. Through these videos, learners can now partially replicate the master-apprentice relationship, opening up skill domains and economic niches that were previously cordoned off by personal access. These new points of access range from the specialized trades, where el... See more