Well, your points are too subtle, for me at least, to recognize. I gather your point of this thread is that photos can be deceiving. That's certainly true. It's simpler to just state such things in your message so the rest of us are not left guessing what you are up to.
About the line that goes through Lincoln's bottom lip, if it is raised it's due to a scratch on the die, and the coin remains straight gradeable. If instead that line is a scratch across the coin, it might receive a details attribution.