Reading an archived discussion: dates and context first — Unreformed66 Watch Repair

Section context: Unreformed66 Watch Repair.

I would preserve the original date and distinguish an original statement from a later annotation. A closed or sold label should remain visible when a discussion is summarised.

Section context: Unreformed66 Watch Repair.

What should a modern annotation add?

Section context: Unreformed66 Watch Repair.

A source date, an explanation of the uncertainty and a clear note that it is an annotation. It must not rewrite an old thread as a new recommendation.

A useful next contribution would supply the precise reference and the source of each measurement or dated statement. Keep undocumented points open; this example does not invent evidence to close the question.