diff --git a/Assets/XRI_Examples/Physics/Prefabs/Door_Locked.prefab b/Assets/XRI_Examples/Physics/Prefabs/Door_Locked.prefab
index c96870b1aa..672fe54e23 100644
--- a/Assets/XRI_Examples/Physics/Prefabs/Door_Locked.prefab
+++ b/Assets/XRI_Examples/Physics/Prefabs/Door_Locked.prefab
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   m_KeyPullDistance: 0.3
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@@ -1353,6 +1401,8 @@ HingeJoint:
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   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
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   m_Father: {fileID: 4817053430441133614}
-  m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
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 MeshFilter:
@@ -1617,6 +1671,7 @@ MeshRenderer:
   m_CastShadows: 1
   m_ReceiveShadows: 1
   m_DynamicOccludee: 1
+  m_StaticShadowCaster: 0
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   m_ReflectionProbeUsage: 1
@@ -1655,8 +1710,17 @@ CapsuleCollider:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 7974651063430930546}
   m_Material: {fileID: 0}
+  m_IncludeLayers:
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+  m_ProvidesContacts: 0
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@@ -1686,14 +1750,15 @@ Transform:
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   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 8084261320235020126}
+  serializedVersion: 2
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   m_LocalPosition: {x: -0.8046829, y: 0.10166383, z: 0.07564333}
   m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
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   m_Father: {fileID: 7128215835568584494}
-  m_RootOrder: 1
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@@ -1708,14 +1773,13 @@ MonoBehaviour:
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   m_EditorClassIdentifier: 
   m_InteractionManager: {fileID: 0}
-  m_Colliders: []
-  m_InteractionLayerMask:
-    serializedVersion: 2
-    m_Bits: 1
+  m_Colliders:
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+  m_FocusMode: 1
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@@ -1772,54 +1836,27 @@ MonoBehaviour:
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-      m_Calls: []
-  m_OnHoverEntered:
-    m_PersistentCalls:
-      m_Calls: []
-  m_OnHoverExited:
+  m_FirstFocusEntered:
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-  m_OnSelectEntered:
+  m_LastFocusExited:
     m_PersistentCalls:
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-  m_OnSelectExited:
+  m_FocusEntered:
     m_PersistentCalls:
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-  m_OnSelectCanceled:
+  m_FocusExited:
     m_PersistentCalls:
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-  m_OnActivate:
+  m_Activated:
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-  m_OnDeactivate:
+  m_Deactivated:
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+  m_StartingSelectFilters: []
+  m_StartingInteractionStrengthFilters: []
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@@ -1851,9 +1888,17 @@ SphereCollider:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 8084261320235020126}
   m_Material: {fileID: 0}
+  m_IncludeLayers:
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+    m_Bits: 0
+  m_LayerOverridePriority: 0
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-  serializedVersion: 2
+  serializedVersion: 3
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@@ -1880,14 +1925,15 @@ Transform:
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   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 8658425348784354978}
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   m_LocalPosition: {x: 0, y: 0, z: 0}
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+  m_ConstrainProportionsScale: 0
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   m_Father: {fileID: 5301896374067530598}
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@@ -1905,6 +1951,7 @@ MonoBehaviour:
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   m_IgnoreHoverEvents: 0
   m_IgnoreHoverPriorityEvents: 0
+  m_IgnoreFocusEvents: 1
   m_IgnoreSelectEvents: 1
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@@ -1962,12 +2009,13 @@ Transform:
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   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 8951968135628852726}
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   m_LocalPosition: {x: 0, y: 0, z: 0}
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+  m_ConstrainProportionsScale: 0
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-  m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
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 AudioSource:
@@ -2107,6 +2155,7 @@ PrefabInstance:
   m_ObjectHideFlags: 0
   serializedVersion: 2
   m_Modification:
+    serializedVersion: 3
     m_TransformParent: {fileID: 4514011908836934630}
     m_Modifications:
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@@ -2158,14 +2207,46 @@ PrefabInstance:
       value: DoorKey
       objectReference: {fileID: 0}
     m_RemovedComponents: []
+    m_RemovedGameObjects: []
+    m_AddedGameObjects: []
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   m_PrefabInstance: {fileID: 2179716304318068570}
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+GameObject:
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+  m_PrefabInstance: {fileID: 2179716304318068570}
+  m_PrefabAsset: {fileID: 0}
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+SphereCollider:
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+  m_PrefabAsset: {fileID: 0}
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+  m_Center: {x: 0.0000001268927, y: 0.00000011920929, z: -0.037853353}
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+Transform:
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diff --git a/Assets/XRI_Examples/Physics/Scripts/Door.cs b/Assets/XRI_Examples/Physics/Scripts/Door.cs
index 4f821bd896..17cacbff3b 100644
--- a/Assets/XRI_Examples/Physics/Scripts/Door.cs
+++ b/Assets/XRI_Examples/Physics/Scripts/Door.cs
@@ -35,6 +35,9 @@ public class Door : MonoBehaviour
         [SerializeField]
         float m_KeyPullDistance = 0.1f;
 
+        [SerializeField]
+        bool m_startLocked = true;
+
         [SerializeField]
         [Tooltip("Events to fire when the door is locked.")]
         UnityEvent m_OnLock = new UnityEvent();
@@ -48,6 +51,7 @@ public class Door : MonoBehaviour
         bool m_Closed = false;
         float m_LastHandleValue = 1.0f;
 
+
         bool m_Locked = false;
 
         GameObject m_KeySocket;
@@ -75,6 +79,7 @@ void Start()
             m_DoorJoint.limits = m_ClosedDoorLimits;
             m_KeyKnob.SetActive(false);
             m_Closed = true;
+            m_Locked = m_startLocked;
         }
 
         void Update()
@@ -145,6 +150,9 @@ public void KeyDropUpdate(SelectEnterEventArgs args)
 
         public void KeyUpdate(float keyValue)
         {
+
+            Vector3 keyKnobChildEulerAngles = m_KeyKnob.transform.GetChild(0).localEulerAngles;
+            m_KeySocket.transform.parent.localRotation = Quaternion.Euler(keyKnobChildEulerAngles.x, keyKnobChildEulerAngles.z, keyKnobChildEulerAngles.y);
             if (!m_Locked && keyValue > m_KeyLockValue)
             {
                 m_Locked = true;
diff --git a/Assets/XRI_Examples/Scenes/Station_09_Physics_Isolated.unity b/Assets/XRI_Examples/Scenes/Station_09_Physics_Isolated.unity
index 648c4ae5c1..bcf6e2183f 100644
--- a/Assets/XRI_Examples/Scenes/Station_09_Physics_Isolated.unity
+++ b/Assets/XRI_Examples/Scenes/Station_09_Physics_Isolated.unity
@@ -104,7 +104,7 @@ NavMeshSettings:
   serializedVersion: 2
   m_ObjectHideFlags: 0
   m_BuildSettings:
-    serializedVersion: 2
+    serializedVersion: 3
     agentTypeID: 0
     agentRadius: 0.5
     agentHeight: 2
@@ -117,7 +117,7 @@ NavMeshSettings:
     cellSize: 0.16666667
     manualTileSize: 0
     tileSize: 256
-    accuratePlacement: 0
+    buildHeightMesh: 0
     maxJobWorkers: 0
     preserveTilesOutsideBounds: 0
     debug:
@@ -146,21 +146,23 @@ Transform:
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   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 28924830}
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   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
   m_Children:
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   m_Father: {fileID: 0}
-  m_RootOrder: 3
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 PrefabInstance:
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   serializedVersion: 2
   m_Modification:
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     m_Modifications:
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@@ -212,6 +214,9 @@ PrefabInstance:
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     m_RemovedComponents: []
+    m_RemovedGameObjects: []
+    m_AddedGameObjects: []
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   m_SourcePrefab: {fileID: 100100000, guid: 2967c4c1619c42c45abe25baea2b56d5, type: 3}
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@@ -228,6 +233,7 @@ GameObject:
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@@ -304,13 +310,37 @@ Transform:
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-  m_RootOrder: 1
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 PrefabInstance:
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@@ -401,18 +433,26 @@ PrefabInstance:
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       propertyPath: m_Name
       value: DoorKey
       objectReference: {fileID: 0}
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@@ -540,6 +584,12 @@ PrefabInstance:
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   m_SourcePrefab: {fileID: 100100000, guid: ed79eaa9dbed71a46b42588537c577a7, type: 3}
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 Transform:
@@ -564,6 +614,7 @@ HingeJoint:
   m_Axis: {x: 1, y: 0, z: 0}
   m_AutoConfigureConnectedAnchor: 1
   m_ConnectedAnchor: {x: 0.011139741, y: 0.4999999, z: 1.06636}
+  serializedVersion: 2
   m_UseSpring: 0
   m_Spring:
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@@ -575,6 +626,8 @@ HingeJoint:
     force: 0
     freeSpin: 0
   m_UseLimits: 0
+  m_ExtendedLimits: 0
+  m_UseAcceleration: 0
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     max: 0
@@ -610,20 +663,22 @@ Transform:
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@@ -695,6 +750,12 @@ PrefabInstance:
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 Rigidbody:
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@@ -811,6 +873,12 @@ PrefabInstance:
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@@ -918,6 +987,9 @@ PrefabInstance:
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