RE: [Demo notebook] Reference notebook: corrections and recurring beginner questions · RWI-03968

Case 20 — Case finishing: distinguish a reflection from a surface mark

Limit of the answer in “Case finishing: distinguish a reflection from a surface mark”: “Ask for photographs with the light moved and…” is an excerpt from the discussion, not an independent verification. A reader needs the relevant original material before treating an interpretation as established. Review focus: scope. Keep the stated question separate from any broader claim.