Is this causation or correlation. Would those people who got prescription glasses have gotten them anyway? Was the incidence rate of need to use corrective lenses disproportionate to a larger, representative population sample?
Should we be providing prescriptive advice before establishing definitive cause? There's no doubt that being healthy is better than the alternative, but if we prescribe solution before knowing cause, we're just contributing to the rise of superstitions rather than scientific predispositions in software geek culture. And this is the very same predisposition that creates a breeding ground for the unhelpful fads that keep software development flitting from wild assertion to wild assertion.
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