diff --git a/persistent-memory.md b/persistent-memory.md
index 48b55c2..059cb43 100644
--- a/persistent-memory.md
+++ b/persistent-memory.md
@@ -241,7 +241,11 @@ _Earlier (2026-07-07):_
 - **Standing / parked:** phantom `qwen3.6-35b-a3b` gateway cleanup (400s in /v1/models); ana-docker
   docker-daemon log-cap; inert `mood.decay_rate`/`stale_hours` keys in deployed WT config; Mac Pro
   migration (hw-gated); R22 gateway-key at `/home/lkraven/.r22-gateway-key` (mode 600, paid GLM, do NOT
-  delete); Deckard staged on ana-ml2 as T1's writing benchmark; `/books` transient NFS mount on nh3-dev.
+  delete); Deckard staged on ana-ml2 as T1's writing benchmark; `/books` transient NFS mount on nh3-dev;
+  **dvalin sampler re-tune pass** for char-rp / char-rp-reasoning once they accumulate live Worldtree/ST
+  character-role traffic (dvalin offered 2026-07-08 to do a follow-up after more live sessions; the current
+  paper defaults + 2-prompt A/B are the starting point — real long-session usage is where repetition/drift
+  surfaces; re-open thread `01KX1DS6…` to take them up on it).
 
 - **Worldtree config-propagation (reference):** demo+personal bind-mount config from
   `/opt/worldtree{,-personal}/config` (infra-ops-deployable, byte-identical from canonical); reload via