~x-ai/grok-latest → A (3:2)

A ships lasting identity architecture: UUID-only principals, multi-provider OAuth link/conflict semantics (including Reddit end-to-end), private linked-provider UX, trust-weight stacking, and a real batch pending_weights fix. B is valuable core cleanup—dropping GroupState’s cached edges/idxs/rollback for on-demand ScopeVotes derivation—but it mostly realigns in-memory state with an already-deduped uuid_votes source of truth rather than adding comparable product capability.