AI training data for people offline

I recently had an unwelcome water leak then construction project at my house. During that, I realized wow a lot of knowledge is just know how by all the different contractors from the tile guy to the wood planker..And even when I hired 3 plumbers to look at where my water leak came from, they all had different diagnoses...So I've been thinking there are a lot of really valuable people in society that do not have an online / public …

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