kate.chem said:Practical: whatever you change, write down the date and the reason.
I am going to disagree with the direction of travel here. The thread has converged on the tidiest answer rather than the best-supported one, and those are not the same thing.
kate.chem said:Practical: whatever you change, write down the date and the reason.
Agreed, and the size of the effect matters as much as its existence. Something real and small gets treated here as though it were real and decisive.
kate.chem said:Practical: whatever you change, write down the date and the reason.
That reframing is the part I needed. Taking it to my next appointment.
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Shop Reference StandardsClinical perspective, offered as context rather than as advice. The useful move here is to separate what is established from what is widely repeated. Those two sets overlap less than the confident tone of most write-ups suggests, and the second set is where nearly all the disagreement on this board comes from.
Reporting back.
Closing the loop. The answer turned out to depend on the detail I had left out of the opening post, which is a lesson about how to ask rather than about the subject.