diff --git a/cmake/macros/InstallBesideConsole.cmake b/cmake/macros/InstallBesideConsole.cmake
index 318a7a3ffe..0eb6025f38 100644
--- a/cmake/macros/InstallBesideConsole.cmake
+++ b/cmake/macros/InstallBesideConsole.cmake
@@ -16,6 +16,7 @@ macro(install_beside_console)
       install(
         TARGETS ${TARGET_NAME}
         RUNTIME DESTINATION ${COMPONENT_INSTALL_DIR}
+        LIBRARY DESTINATION ${CONSOLE_PLUGIN_INSTALL_DIR}
         COMPONENT ${SERVER_COMPONENT}
       )
     else ()
diff --git a/cmake/macros/SetPackagingParameters.cmake b/cmake/macros/SetPackagingParameters.cmake
index d8532aa081..76f6812921 100644
--- a/cmake/macros/SetPackagingParameters.cmake
+++ b/cmake/macros/SetPackagingParameters.cmake
@@ -69,6 +69,8 @@ macro(SET_PACKAGING_PARAMETERS)
     set(CONSOLE_APP_CONTENTS "${CONSOLE_INSTALL_APP_PATH}/Contents")
     set(COMPONENT_APP_PATH "${CONSOLE_APP_CONTENTS}/MacOS/Components.app")
     set(COMPONENT_INSTALL_DIR "${COMPONENT_APP_PATH}/Contents/MacOS")
+    set(CONSOLE_PLUGIN_INSTALL_DIR "${COMPONENT_APP_PATH}/Contents/PlugIns")
+
 
     set(INTERFACE_INSTALL_APP_PATH "${CONSOLE_INSTALL_DIR}/${INTERFACE_BUNDLE_NAME}.app")
     set(INTERFACE_ICON_FILENAME "${INTERFACE_ICON_PREFIX}.icns")
diff --git a/cmake/macros/SetupHifiClientServerPlugin.cmake b/cmake/macros/SetupHifiClientServerPlugin.cmake
index dfe3113fbc..8ba38a09c3 100644
--- a/cmake/macros/SetupHifiClientServerPlugin.cmake
+++ b/cmake/macros/SetupHifiClientServerPlugin.cmake
@@ -13,7 +13,7 @@ macro(SETUP_HIFI_CLIENT_SERVER_PLUGIN)
 
     if (APPLE)
         set(CLIENT_PLUGIN_PATH "${INTERFACE_BUNDLE_NAME}.app/Contents/PlugIns")
-        set(SERVER_PLUGIN_PATH "Components.app/Contents/PlugIns")
+        set(SERVER_PLUGIN_PATH "plugins")
     else()
         set(CLIENT_PLUGIN_PATH "plugins")
         set(SERVER_PLUGIN_PATH "plugins")
diff --git a/interface/src/avatar/AvatarActionHold.cpp b/interface/src/avatar/AvatarActionHold.cpp
index c84cfecb40..bac3b1e02f 100644
--- a/interface/src/avatar/AvatarActionHold.cpp
+++ b/interface/src/avatar/AvatarActionHold.cpp
@@ -17,11 +17,14 @@
 #include "CharacterController.h"
 
 const uint16_t AvatarActionHold::holdVersion = 1;
+const int AvatarActionHold::velocitySmoothFrames = 6;
+
 
 AvatarActionHold::AvatarActionHold(const QUuid& id, EntityItemPointer ownerEntity) :
     ObjectActionSpring(id, ownerEntity)
 {
     _type = ACTION_TYPE_HOLD;
+    _measuredLinearVelocities.resize(AvatarActionHold::velocitySmoothFrames);
 #if WANT_DEBUG
     qDebug() << "AvatarActionHold::AvatarActionHold";
 #endif
@@ -204,8 +207,38 @@ void AvatarActionHold::doKinematicUpdate(float deltaTimeStep) {
     }
 
     withWriteLock([&]{
+        if (_previousSet) {
+            glm::vec3 oneFrameVelocity = (_positionalTarget - _previousPositionalTarget) / deltaTimeStep;
+            _measuredLinearVelocities[_measuredLinearVelocitiesIndex++] = oneFrameVelocity;
+            if (_measuredLinearVelocitiesIndex >= AvatarActionHold::velocitySmoothFrames) {
+                _measuredLinearVelocitiesIndex = 0;
+            }
+        }
+
+        glm::vec3 measuredLinearVelocity;
+        for (int i = 0; i < AvatarActionHold::velocitySmoothFrames; i++) {
+            // there is a bit of lag between when someone releases the trigger and when the software reacts to
+            // the release.  we calculate the velocity from previous frames but we don't include several
+            // of the most recent.
+            //
+            // if _measuredLinearVelocitiesIndex is
+            //     0 -- ignore i of 3 4 5
+            //     1 -- ignore i of 4 5 0
+            //     2 -- ignore i of 5 0 1
+            //     3 -- ignore i of 0 1 2
+            //     4 -- ignore i of 1 2 3
+            //     5 -- ignore i of 2 3 4
+            if ((i + 1) % 6 == _measuredLinearVelocitiesIndex ||
+                (i + 2) % 6 == _measuredLinearVelocitiesIndex ||
+                (i + 3) % 6 == _measuredLinearVelocitiesIndex) {
+                continue;
+            }
+            measuredLinearVelocity += _measuredLinearVelocities[i];
+        }
+        measuredLinearVelocity /= (float)(AvatarActionHold::velocitySmoothFrames - 3); // 3 because of the 3 we skipped, above
+
         if (_kinematicSetVelocity) {
-            rigidBody->setLinearVelocity(glmToBullet(_linearVelocityTarget));
+            rigidBody->setLinearVelocity(glmToBullet(measuredLinearVelocity));
             rigidBody->setAngularVelocity(glmToBullet(_angularVelocityTarget));
         }
 
diff --git a/interface/src/avatar/AvatarActionHold.h b/interface/src/avatar/AvatarActionHold.h
index 609fd57ff3..bfa392172d 100644
--- a/interface/src/avatar/AvatarActionHold.h
+++ b/interface/src/avatar/AvatarActionHold.h
@@ -64,6 +64,10 @@ private:
     glm::vec3 _palmOffsetFromRigidBody;
     // leaving this here for future refernece.
     // glm::quat _palmRotationFromRigidBody;
+
+    static const int velocitySmoothFrames;
+    QVector<glm::vec3> _measuredLinearVelocities;
+    int _measuredLinearVelocitiesIndex { 0 };
 };
 
 #endif // hifi_AvatarActionHold_h
diff --git a/interface/src/ui/overlays/Base3DOverlay.h b/interface/src/ui/overlays/Base3DOverlay.h
index 41e7e517b7..e602dec48c 100644
--- a/interface/src/ui/overlays/Base3DOverlay.h
+++ b/interface/src/ui/overlays/Base3DOverlay.h
@@ -17,7 +17,7 @@
 
 class Base3DOverlay : public Overlay {
     Q_OBJECT
-    
+
 public:
     Base3DOverlay();
     Base3DOverlay(const Base3DOverlay* base3DOverlay);
@@ -27,10 +27,10 @@ public:
     const glm::vec3& getPosition() const { return _transform.getTranslation(); }
     const glm::quat& getRotation() const { return _transform.getRotation(); }
     const glm::vec3& getScale() const { return _transform.getScale(); }
-   
+
     // TODO: consider implementing registration points in this class
     const glm::vec3& getCenter() const { return getPosition(); }
-    
+
     float getLineWidth() const { return _lineWidth; }
     bool getIsSolid() const { return _isSolid; }
     bool getIsDashedLine() const { return _isDashedLine; }
@@ -43,7 +43,7 @@ public:
     void setRotation(const glm::quat& value) { _transform.setRotation(value); }
     void setScale(float value) { _transform.setScale(value); }
     void setScale(const glm::vec3& value) { _transform.setScale(value); }
-    
+
     void setLineWidth(float lineWidth) { _lineWidth = lineWidth; }
     void setIsSolid(bool isSolid) { _isSolid = isSolid; }
     void setIsDashedLine(bool isDashedLine) { _isDashedLine = isDashedLine; }
@@ -55,22 +55,22 @@ public:
     void setProperties(const QVariantMap& properties) override;
     QVariant getProperty(const QString& property) override;
 
-    virtual bool findRayIntersection(const glm::vec3& origin, const glm::vec3& direction, float& distance, 
+    virtual bool findRayIntersection(const glm::vec3& origin, const glm::vec3& direction, float& distance,
                                         BoxFace& face, glm::vec3& surfaceNormal);
 
-    virtual bool findRayIntersectionExtraInfo(const glm::vec3& origin, const glm::vec3& direction, 
+    virtual bool findRayIntersectionExtraInfo(const glm::vec3& origin, const glm::vec3& direction,
                                         float& distance, BoxFace& face, glm::vec3& surfaceNormal, QString& extraInfo) {
         return findRayIntersection(origin, direction, distance, face, surfaceNormal);
     }
 
 protected:
     Transform _transform;
-    
+
     float _lineWidth;
     bool _isSolid;
     bool _isDashedLine;
     bool _ignoreRayIntersection;
     bool _drawInFront;
 };
- 
+
 #endif // hifi_Base3DOverlay_h
diff --git a/interface/src/ui/overlays/ModelOverlay.cpp b/interface/src/ui/overlays/ModelOverlay.cpp
index a857dc39e0..9c203c0129 100644
--- a/interface/src/ui/overlays/ModelOverlay.cpp
+++ b/interface/src/ui/overlays/ModelOverlay.cpp
@@ -19,8 +19,7 @@ QString const ModelOverlay::TYPE = "model";
 
 ModelOverlay::ModelOverlay()
     : _model(std::make_shared<Model>(std::make_shared<Rig>())),
-      _modelTextures(QVariantMap()),
-      _updateModel(false)
+      _modelTextures(QVariantMap())
 {
     _model->init();
     _isLoaded = false;
@@ -44,7 +43,11 @@ void ModelOverlay::update(float deltatime) {
     if (_updateModel) {
         _updateModel = false;
         _model->setSnapModelToCenter(true);
-        _model->setScaleToFit(true, getDimensions());
+        if (_scaleToFit) {
+            _model->setScaleToFit(true, getScale() * getDimensions());
+        } else {
+            _model->setScale(getScale());
+        }
         _model->setRotation(getRotation());
         _model->setTranslation(getPosition());
         _model->setURL(_url);
@@ -84,16 +87,31 @@ void ModelOverlay::render(RenderArgs* args) {
 }
 
 void ModelOverlay::setProperties(const QVariantMap& properties) {
-    auto position = getPosition();
-    auto rotation = getRotation();
+    auto origPosition = getPosition();
+    auto origRotation = getRotation();
+    auto origDimensions = getDimensions();
+    auto origScale = getScale();
 
-    Volume3DOverlay::setProperties(properties);
+    Base3DOverlay::setProperties(properties);
 
-    if (position != getPosition() || rotation != getRotation()) {
-        _updateModel = true;
+    auto scale = properties["scale"];
+    if (scale.isValid()) {
+        setScale(vec3FromVariant(scale));
     }
 
-    _updateModel = true;
+    auto dimensions = properties["dimensions"];
+    if (dimensions.isValid()) {
+        _scaleToFit = true;
+        setDimensions(vec3FromVariant(dimensions));
+    } else if (scale.isValid()) {
+        // if "scale" property is set but "dimentions" is not.
+        // do NOT scale to fit.
+        _scaleToFit = false;
+    }
+
+    if (origPosition != getPosition() || origRotation != getRotation() || origDimensions != getDimensions() || origScale != getScale()) {
+        _updateModel = true;
+    }
 
     auto urlValue = properties["url"];
     if (urlValue.isValid() && urlValue.canConvert<QString>()) {
@@ -101,15 +119,15 @@ void ModelOverlay::setProperties(const QVariantMap& properties) {
         _updateModel = true;
         _isLoaded = false;
     }
-    
+
     auto texturesValue = properties["textures"];
     if (texturesValue.isValid() && texturesValue.canConvert(QVariant::Map)) {
         QVariantMap textureMap = texturesValue.toMap();
         foreach(const QString& key, textureMap.keys()) {
-            
+
             QUrl newTextureURL = textureMap[key].toUrl();
             qDebug() << "Updating texture named" << key << "to texture at URL" << newTextureURL;
-            
+
             QMetaObject::invokeMethod(_model.get(), "setTextureWithNameToURL", Qt::AutoConnection,
                                       Q_ARG(const QString&, key),
                                       Q_ARG(const QUrl&, newTextureURL));
@@ -123,8 +141,11 @@ QVariant ModelOverlay::getProperty(const QString& property) {
     if (property == "url") {
         return _url.toString();
     }
-    if (property == "dimensions" || property == "scale" || property == "size") {
-        return vec3toVariant(_model->getScaleToFitDimensions());
+    if (property == "dimensions" || property == "size") {
+        return vec3toVariant(getDimensions());
+    }
+    if (property == "scale") {
+        return vec3toVariant(getScale());
     }
     if (property == "textures") {
         if (_modelTextures.size() > 0) {
@@ -143,14 +164,14 @@ QVariant ModelOverlay::getProperty(const QString& property) {
 
 bool ModelOverlay::findRayIntersection(const glm::vec3& origin, const glm::vec3& direction,
                                         float& distance, BoxFace& face, glm::vec3& surfaceNormal) {
-    
+
     QString subMeshNameTemp;
     return _model->findRayIntersectionAgainstSubMeshes(origin, direction, distance, face, surfaceNormal, subMeshNameTemp);
 }
 
 bool ModelOverlay::findRayIntersectionExtraInfo(const glm::vec3& origin, const glm::vec3& direction,
                                         float& distance, BoxFace& face, glm::vec3& surfaceNormal, QString& extraInfo) {
-    
+
     return _model->findRayIntersectionAgainstSubMeshes(origin, direction, distance, face, surfaceNormal, extraInfo);
 }
 
diff --git a/interface/src/ui/overlays/ModelOverlay.h b/interface/src/ui/overlays/ModelOverlay.h
index dc4b4a853b..091cab44c9 100644
--- a/interface/src/ui/overlays/ModelOverlay.h
+++ b/interface/src/ui/overlays/ModelOverlay.h
@@ -43,9 +43,10 @@ private:
 
     ModelPointer _model;
     QVariantMap _modelTextures;
-    
+
     QUrl _url;
-    bool _updateModel;
+    bool _updateModel = { false };
+    bool _scaleToFit = { false };
 };
 
 #endif // hifi_ModelOverlay_h
diff --git a/interface/src/ui/overlays/Volume3DOverlay.cpp b/interface/src/ui/overlays/Volume3DOverlay.cpp
index c8078d35c6..563198c976 100644
--- a/interface/src/ui/overlays/Volume3DOverlay.cpp
+++ b/interface/src/ui/overlays/Volume3DOverlay.cpp
@@ -22,7 +22,7 @@ AABox Volume3DOverlay::getBounds() const {
     auto extents = Extents{_localBoundingBox};
     extents.rotate(getRotation());
     extents.shiftBy(getPosition());
-    
+
     return AABox(extents);
 }
 
@@ -31,7 +31,7 @@ void Volume3DOverlay::setProperties(const QVariantMap& properties) {
 
     auto dimensions = properties["dimensions"];
 
-    // if "dimensions" property was not there, check to see if they included aliases: scale
+    // if "dimensions" property was not there, check to see if they included aliases: scale, size
     if (!dimensions.isValid()) {
         dimensions = properties["scale"];
         if (!dimensions.isValid()) {
@@ -57,7 +57,7 @@ bool Volume3DOverlay::findRayIntersection(const glm::vec3& origin, const glm::ve
     // extents is the entity relative, scaled, centered extents of the entity
     glm::mat4 worldToEntityMatrix;
     _transform.getInverseMatrix(worldToEntityMatrix);
-    
+
     glm::vec3 overlayFrameOrigin = glm::vec3(worldToEntityMatrix * glm::vec4(origin, 1.0f));
     glm::vec3 overlayFrameDirection = glm::vec3(worldToEntityMatrix * glm::vec4(direction, 0.0f));
 
diff --git a/interface/src/ui/overlays/Volume3DOverlay.h b/interface/src/ui/overlays/Volume3DOverlay.h
index 4d087615d2..04b694b2f8 100644
--- a/interface/src/ui/overlays/Volume3DOverlay.h
+++ b/interface/src/ui/overlays/Volume3DOverlay.h
@@ -15,13 +15,13 @@
 
 class Volume3DOverlay : public Base3DOverlay {
     Q_OBJECT
-    
+
 public:
     Volume3DOverlay() {}
     Volume3DOverlay(const Volume3DOverlay* volume3DOverlay);
-    
+
     virtual AABox getBounds() const override;
-    
+
     const glm::vec3& getDimensions() const { return _localBoundingBox.getDimensions(); }
     void setDimensions(float value) { _localBoundingBox.setBox(glm::vec3(-value / 2.0f), value); }
     void setDimensions(const glm::vec3& value) { _localBoundingBox.setBox(-value / 2.0f, value); }
@@ -29,13 +29,13 @@ public:
     void setProperties(const QVariantMap& properties) override;
     QVariant getProperty(const QString& property) override;
 
-    virtual bool findRayIntersection(const glm::vec3& origin, const glm::vec3& direction, float& distance, 
-                                        BoxFace& face, glm::vec3& surfaceNormal) override;
-    
+    virtual bool findRayIntersection(const glm::vec3& origin, const glm::vec3& direction, float& distance,
+                                     BoxFace& face, glm::vec3& surfaceNormal) override;
+
 protected:
     // Centered local bounding box
     AABox _localBoundingBox{ vec3(0.0f), 1.0f };
 };
 
- 
+
 #endif // hifi_Volume3DOverlay_h
diff --git a/libraries/audio-client/src/AudioClient.cpp b/libraries/audio-client/src/AudioClient.cpp
index dd72125d93..bec30edb4e 100644
--- a/libraries/audio-client/src/AudioClient.cpp
+++ b/libraries/audio-client/src/AudioClient.cpp
@@ -954,7 +954,6 @@ void AudioClient::processReceivedSamples(const QByteArray& decodedBuffer, QByteA
     if (hasReverb) {
         assert(_outputFormat.channelCount() == 2);
         updateReverbOptions();
-        qDebug() << "handling reverb";
         _listenerReverb.render(outputSamples, outputSamples, numDeviceOutputSamples/2);
     }
 }
diff --git a/plugins/hifiCodec/CMakeLists.txt b/plugins/hifiCodec/CMakeLists.txt
index 3939529c3e..0af7e42ea1 100644
--- a/plugins/hifiCodec/CMakeLists.txt
+++ b/plugins/hifiCodec/CMakeLists.txt
@@ -15,5 +15,6 @@ if (WIN32 OR APPLE)
     add_dependency_external_projects(HiFiAudioCodec)
     target_include_directories(${TARGET_NAME} PRIVATE ${HIFIAUDIOCODEC_INCLUDE_DIRS})
     target_link_libraries(${TARGET_NAME} ${HIFIAUDIOCODEC_LIBRARIES})
+    install_beside_console()
 endif()
 
diff --git a/plugins/pcmCodec/CMakeLists.txt b/plugins/pcmCodec/CMakeLists.txt
index 5dca1f0e14..900a642a88 100644
--- a/plugins/pcmCodec/CMakeLists.txt
+++ b/plugins/pcmCodec/CMakeLists.txt
@@ -9,3 +9,5 @@
 set(TARGET_NAME pcmCodec)
 setup_hifi_client_server_plugin()
 link_hifi_libraries(shared plugins)
+install_beside_console()
+
diff --git a/scripts/system/controllers/handControllerGrab.js b/scripts/system/controllers/handControllerGrab.js
index fef58d28b4..93c8dbde76 100644
--- a/scripts/system/controllers/handControllerGrab.js
+++ b/scripts/system/controllers/handControllerGrab.js
@@ -13,7 +13,7 @@
 /* global setEntityCustomData, getEntityCustomData, vec3toStr, flatten, Xform */
 
 Script.include("/~/system/libraries/utils.js");
-Script.include("../libraries/Xform.js");
+Script.include("/~/system/libraries/Xform.js");
 
 //
 // add lines where the hand ray picking is happening
@@ -33,6 +33,8 @@ var TRIGGER_ON_VALUE = 0.4; //  Squeezed just enough to activate search or near
 var TRIGGER_GRAB_VALUE = 0.85; //  Squeezed far enough to complete distant grab
 var TRIGGER_OFF_VALUE = 0.15;
 
+var COLLIDE_WITH_AV_AFTER_RELEASE_DELAY = 0.25; // seconds
+
 var BUMPER_ON_VALUE = 0.5;
 
 var THUMB_ON_VALUE = 0.5;
@@ -173,6 +175,10 @@ var COLLIDES_WITH_WHILE_MULTI_GRABBED = "dynamic";
 var HEART_BEAT_INTERVAL = 5 * MSECS_PER_SEC;
 var HEART_BEAT_TIMEOUT = 15 * MSECS_PER_SEC;
 
+var delayedDeactivateFunc;
+var delayedDeactivateTimeout;
+var delayedDeactivateEntityID;
+
 var CONTROLLER_STATE_MACHINE = {};
 
 CONTROLLER_STATE_MACHINE[STATE_OFF] = {
@@ -300,6 +306,17 @@ function storeAttachPointForHotspotInSettings(hotspot, hand, offsetPosition, off
     setAttachPointSettings(attachPointSettings);
 }
 
+function removeMyAvatarFromCollidesWith(origCollidesWith) {
+    var collidesWithSplit = origCollidesWith.split(",");
+    // remove myAvatar from the array
+    for (var i = collidesWithSplit.length - 1; i >= 0; i--) {
+        if (collidesWithSplit[i] === "myAvatar") {
+            collidesWithSplit.splice(i, 1);
+        }
+    }
+    return collidesWithSplit.join();
+}
+
 // If another script is managing the reticle (as is done by HandControllerPointer), we should not be setting it here,
 // and we should not be showing lasers when someone else is using the Reticle to indicate a 2D minor mode.
 var EXTERNALLY_MANAGED_2D_MINOR_MODE = true;
@@ -2205,6 +2222,17 @@ function MyController(hand) {
         }
         this.entityActivated = true;
 
+        if (delayedDeactivateTimeout && delayedDeactivateEntityID == entityID) {
+            // we have a timeout waiting to set collisions with myAvatar back on (so that when something
+            // is thrown it doesn't collide with the avatar's capsule the moment it's released).  We've
+            // regrabbed the entity before the timeout fired, so cancel the timeout, run the function now
+            // and adjust the grabbedProperties.  This will make the saved set of properties (the ones that
+            // get re-instated after all the grabs have been released) be correct.
+            Script.clearTimeout(delayedDeactivateTimeout);
+            delayedDeactivateTimeout = null;
+            grabbedProperties["collidesWith"] = delayedDeactivateFunc();
+        }
+
         var data = getEntityCustomData(GRAB_USER_DATA_KEY, entityID, {});
         var now = Date.now();
 
@@ -2272,7 +2300,27 @@ function MyController(hand) {
         });
     };
 
-    this.deactivateEntity = function (entityID, noVelocity) {
+    this.delayedDeactivateEntity = function (entityID, collidesWith) {
+        // If, before the grab started, the held entity collided with myAvatar, we do the deactivation in
+        // two parts.  Most of it is done in deactivateEntity(), but the final collidesWith and refcount
+        // are delayed a bit.  This keeps thrown things from colliding with the avatar's capsule so often.
+        // The refcount is handled in this delayed fashion so things don't get confused if someone else
+        // grabs the entity before the timeout fires.
+        Entities.editEntity(entityID, { collidesWith: collidesWith });
+        var data = getEntityCustomData(GRAB_USER_DATA_KEY, entityID, {});
+        if (data && data["refCount"]) {
+            data["refCount"] = data["refCount"] - 1;
+            if (data["refCount"] < 1) {
+                data = null;
+            }
+        } else {
+            data = null;
+        }
+
+        setEntityCustomData(GRAB_USER_DATA_KEY, entityID, data);
+    };
+
+    this.deactivateEntity = function (entityID, noVelocity, delayed) {
         var deactiveProps;
 
         if (!this.entityActivated) {
@@ -2281,18 +2329,37 @@ function MyController(hand) {
         this.entityActivated = false;
 
         var data = getEntityCustomData(GRAB_USER_DATA_KEY, entityID, {});
+        var doDelayedDeactivate = false;
         if (data && data["refCount"]) {
             data["refCount"] = data["refCount"] - 1;
             if (data["refCount"] < 1) {
                 deactiveProps = {
                     gravity: data["gravity"],
-                    collidesWith: data["collidesWith"],
+                    // don't set collidesWith myAvatar back right away, because thrown things tend to bounce off the
+                    // avatar's capsule.
+                    collidesWith: removeMyAvatarFromCollidesWith(data["collidesWith"]),
                     collisionless: data["collisionless"],
                     dynamic: data["dynamic"],
                     parentID: data["parentID"],
                     parentJointIndex: data["parentJointIndex"]
                 };
 
+                doDelayedDeactivate = (data["collidesWith"].indexOf("myAvatar") >= 0);
+
+                if (doDelayedDeactivate) {
+                    var delayedCollidesWith = data["collidesWith"];
+                    var delayedEntityID = entityID;
+                    delayedDeactivateFunc = function () {
+                        // set collidesWith back to original value a bit later than the rest
+                        delayedDeactivateTimeout = null;
+                        _this.delayedDeactivateEntity(delayedEntityID, delayedCollidesWith);
+                        return delayedCollidesWith;
+                    }
+                    delayedDeactivateTimeout =
+                        Script.setTimeout(delayedDeactivateFunc, COLLIDE_WITH_AV_AFTER_RELEASE_DELAY * MSECS_PER_SEC);
+                    delayedDeactivateEntityID = entityID;
+                }
+
                 // things that are held by parenting and dropped with no velocity will end up as "static" in bullet.  If
                 // it looks like the dropped thing should fall, give it a little velocity.
                 var props = Entities.getEntityProperties(entityID, ["parentID", "velocity", "dynamic", "shapeType"]);
@@ -2335,7 +2402,6 @@ function MyController(hand) {
                         // angularVelocity: this.currentAngularVelocity
                     });
                 }
-
                 data = null;
             } else if (this.shouldResetParentOnRelease) {
                 // we parent-grabbed this from another parent grab.  try to put it back where we found it.
@@ -2354,7 +2420,9 @@ function MyController(hand) {
         } else {
             data = null;
         }
-        setEntityCustomData(GRAB_USER_DATA_KEY, entityID, data);
+        if (!doDelayedDeactivate) {
+            setEntityCustomData(GRAB_USER_DATA_KEY, entityID, data);
+        }
     };
 
     this.getOtherHandController = function () {