STEP 1, read properly, fifteen years after everyone stopped reading it Writing it down partly to work out what I actually think.
Putting this here because I do not want to be sold anything, I want to know what is actually established.
I would like to know what the best single piece of human evidence is, because I suspect the honest answer is thinner than the discussion suggests.
Evidence question. I would rather have an honest "we do not know" than a confident answer, and confident answers are all I have been able to find so far.
I am asking because two people I trust have told me opposite things and both of them cited the same study.
Happy to be told I have misread it. That would be the most useful possible outcome of this post.
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