roxy_nash said:

It is worth asking what the claim would look like if it were false.

Same experience, arrived at from the opposite direction.

Following on from DebRD_ATL — and this may be the naive question:

What did you change at the same time, and can you separate the two now?

lucas_SP_BR said:

One practical note: write down what you did and when, before you need it.

Pushing back on lucas_SP_BR here. Pushing back on the consensus forming here. Consistency is not the same as correctness, and a board that agrees with itself quickly is usually agreeing with the first person who sounded certain.

lucas_SP_BR said:

One practical note: write down what you did and when, before you need it.

That holds where the measurement is reliable. Where it is noisy — and a lot of what gets tracked here is noisy — the same reasoning produces confident nonsense.

Moderator note: two posts asking for a source have been merged into one. Please search the thread before asking again. No action needed from anybody.