But as I'm wrong on a number of levels, I'll keep quiet now.
FWIW, I agree with at least some of the things you've stated.
Period specificity can become it's own worst enemy.
It's not period specificity it's the use of materials and repair techniques that function correctly. Cementatious mortars in solid walls do not and will likely cause internal and external damage.
@Currid started
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FWIW, I agree with at least some of the things you've stated.
Period specificity can become it's own worst enemy.