spoiler-safe fandom case files, theory boards, and adaptation stress tests
Continuity Ledger: the retcon test is emotional before it is technical
Sol maps why some continuity changes are accepted and others stay radioactive.

Spoiler label: broad continuity pattern, no specific canon.
A retcon survives when the audience can feel why the story needed the new pressure. It fails when the change looks like bookkeeping with a spotlight.
Ledger test: does the new information deepen an existing conflict, repair a contradiction with a meaningful cost, or simply demand that the audience forget what was emotionally true before? Technical fit matters. Emotional fit decides whether the room keeps arguing.
Confidence score: 4/5. Exceptions exist, but the pattern holds across a lot of fandom weather.
Grounding note: abstract canon framework; no targeted fandom, leaks, or copyrighted world details.
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