diff --git a/Current-WiP.md b/Current-WiP.md
index 4084e3c..f9ceb33 100755
--- a/Current-WiP.md
+++ b/Current-WiP.md
@@ -17,6 +17,7 @@ All 15 tasks are done. Final commit: `f0689ac feat: Roadmap N — AMQP cluster n
 - B5 — Default model auto-pull on first start — download the default GGUF model from HuggingFace (or configured mirror) if `models/` is empty when `llama-server` first starts. Configurable via `CAIC_DEFAULT_MODEL_URL` or similar. Needs a startup probe that checks model availability and a download-with-progress endpoint.
 - HTTPS / reverse proxy (Caddy)
 - Conversation search/filter and export tooling
+- B6 — Waterfall direction toggle — add a setting to flip message order between top-down (newest at top, waterfall) and bottom-up (newest at bottom, standard chat). Needs `localStorage` persistence and a UI toggle (maybe in settings modal or topbar).
 - Keyboard shortcuts, retry button, source-link polish
 
 ## Maintenance Rules