diff --git a/Extras/AlternativeCollisionAlgorithms/SphereSphereCollisionAlgorithm.cpp b/Extras/AlternativeCollisionAlgorithms/SphereSphereCollisionAlgorithm.cpp
index 5191e69ea..52beffaef 100644
--- a/Extras/AlternativeCollisionAlgorithms/SphereSphereCollisionAlgorithm.cpp
+++ b/Extras/AlternativeCollisionAlgorithms/SphereSphereCollisionAlgorithm.cpp
@@ -41,34 +41,36 @@ SphereSphereCollisionAlgorithm::~SphereSphereCollisionAlgorithm()
 
 void SphereSphereCollisionAlgorithm::ProcessCollision (BroadphaseProxy* proxy0,BroadphaseProxy* proxy1,const DispatcherInfo& dispatchInfo)
 {
-
 	if (!m_manifoldPtr)
 		return;
 
 	CollisionObject*	col0 = static_cast<CollisionObject*>(proxy0->m_clientObject);
 	CollisionObject*	col1 = static_cast<CollisionObject*>(proxy1->m_clientObject);
-
 	SphereShape* sphere0 = (SphereShape*)col0->m_collisionShape;
 	SphereShape* sphere1 = (SphereShape*)col1->m_collisionShape;
 
+	SimdVector3 diff = col0->m_worldTransform.getOrigin()-  col1->m_worldTransform.getOrigin();
+	float len = diff.length();
 	SimdScalar radius0 = sphere0->GetRadius();
 	SimdScalar radius1 = sphere1->GetRadius();
 
-	SimdVector3 diff = col0->m_worldTransform.getOrigin()- 
-		col1->m_worldTransform.getOrigin();
-
-	float len = diff.length();
+	///iff distance positive, don't generate a new contact
 	if ( len > (radius0+radius1))
 		return;
 
+	///distance (negative means penetration)
 	SimdScalar dist = len - (radius0+radius1);
 
 	SimdVector3 normalOnSurfaceB = diff / len;
+	///point on A (worldspace)
 	SimdVector3 pos0 = col0->m_worldTransform.getOrigin() - radius0 * normalOnSurfaceB;
+	///point on B (worldspace)
 	SimdVector3 pos1 = col1->m_worldTransform.getOrigin() + radius1* normalOnSurfaceB;
 
+	/// report a contact. internally this will be kept persistent, and contact reduction is done
 	ManifoldResult* resultOut = m_dispatcher->GetNewManifoldResult(col0,col1,m_manifoldPtr);
 	resultOut->AddContactPoint(normalOnSurfaceB,pos1,dist);
+	m_dispatcher->ReleaseManifoldResult(resultOut);
 
 }