Dubito Ergo Sum has a recent post that I wish I'd written. So I'll just link to it and pretend I did.
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H&M Will Use Digital Twins
2 days ago
First they found all the papers ever published on smoking and alzheimers, using an explicit search strategy which they describe properly in the paper – because they’re scientists, not homeopaths – to make sure that they found all of the evidence, rather than just the studies they already knew about, or the ones which flattered their preconceptions.