Do not pass unpublished or corrupt timestamp rows into dedupe,
`NativeDB` replacement writes, or live SHM reload.
Deats,
- infer cadence from finite positive observed steps
- choose the smaller observed step when frequency ties
- skip invalid or degenerate snapshots as a whole
- cover the QQQ zero-slot failure with mutation-failing spies
Prompt-IO: ai/prompt-io/opencode/20260729T185406Z_d359b1cb_prompt_io.md
(this patch was generated in some part by `opencode` using `gpt-5.6-sol` (`openai`))
Gud Boi