diff --git a/data_only_viz/config.py b/data_only_viz/config.py
index 5c02726..8c4f255 100644
--- a/data_only_viz/config.py
+++ b/data_only_viz/config.py
@@ -42,7 +42,7 @@ HAND_HOLD_FRAMES            2         int    gesture slot hold: frames to carry
 ARKIT_BONE_MAX              0.5       float  max bone length (norm) for ARKit skeleton
 ARKIT_FULL_SKELETON         "1"       bool   draw full 91-joint ARKit body (!=0 = True)
 VIZ_HUD                     "0"       bool   show debug HUD overlay
-VIZ_SOURCE_KEYS             "0"       bool   wxcvbn source-bundle shortcuts (off: perf safety)
+VIZ_SOURCE_KEYS             "0"       bool   wxcvbn + 0-9 source-bundle shortcuts (off: perf safety)
 VIZ_AUDIO_KEYS              "0"       bool   qsdfghjkl audio-scene shortcuts (off: perf safety; m stays)
 IPHONE_OSC_PORT             57128     int    UDP port for iPhone ARBodyTracker /body3d/kp
 CONCERT_MIRROR              "1"       bool   mirror video horizontally (!=0 = True)
diff --git a/data_only_viz/main.py b/data_only_viz/main.py
index 5ba17db..df040b6 100644
--- a/data_only_viz/main.py
+++ b/data_only_viz/main.py
@@ -648,12 +648,11 @@ class AppDelegate(NSObject):
                     self._state.active_scene = scene
                 LOG.info("[audio] scene -> %s", scene)
                 return None
-        # wxcvbn -> preset bundle: gated OFF by default (VIZ_SOURCE_KEYS=1
-        # re-enables) — a stray keypress mid-performance switches the audio
-        # scene. The 0-9 numeric bundles stay active.
+        # wxcvbn + 0-9 -> preset bundles: ALL gated OFF by default
+        # (VIZ_SOURCE_KEYS=1 re-enables) — stray keypresses mid-performance
+        # switch the audio scene (user-disabled live 2026-07-02).
         _src_maps = ((*KEYMAP_SOURCE, *KEYMAP_SOURCE_NUM)
-                     if getattr(self, "_source_keys", False)
-                     else KEYMAP_SOURCE_NUM)
+                     if getattr(self, "_source_keys", False) else ())
         for kk, source, scene, viz in _src_maps:
             if key == kk or k == kk:
                 # Audio : envoie a sclang