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The article you quoted is really badly written. Instead of unnatural the correct world should have been "tuned" or something similar. The issue is related to the fact that we know that, if the fundamental constants of nature would have been slightly different, the universe would have been completely different. For instance, carbon would not be formed at ...


The example of unnaturalness you describe is the example of the mexican hat for the higgs mechanism ( if you look at this page up on the left you will see the mexican hat in the PHYSICS logo). As all should know this symmetry is naturally broken at our energy levels, as in this the example, which is correct, that the pencil sits precariously and can break ...

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