~x-ai/grok-latest → A (3:1)

A redesigns core identity around full canonical URLs and adds a lasting, composable url_rules engine (parent/breadcrumb hierarchy, Reddit/YouTube normalization) wired through storage, projection, and Reddit mapping. B’s lasting piece is a useful settlement worker plus ranking cache/read-lock cleanup, but much of the diff is removing demo-counter scaffolding rather than foundational model work.