diff --git a/radiant/brush.cpp b/radiant/brush.cpp
index e45b437c..684551d5 100644
--- a/radiant/brush.cpp
+++ b/radiant/brush.cpp
@@ -106,8 +106,6 @@ inline bool Brush_isBounded( const Brush& brush ){
 }
 
 void Brush::buildBRep(){
-	globalOutputStream() << "  buildBRep start\n";
-
 	m_BRep_evaluation = true;
 
 	bool degenerate = buildWindings();
@@ -316,10 +314,8 @@ void Brush::buildBRep(){
 					for ( Observers::iterator o = m_observers.begin(); o != m_observers.end(); ++o )
 						( *o )->vertex_select( i.m_vertexTransformed );
 		}
-		globalOutputStream() << m_vertexModeOn << " m_vertexModeOn\n";
 	}
 	m_BRep_evaluation = false;
-	globalOutputStream() << "  buildBRep end\n";
 }
 
 
@@ -464,7 +460,6 @@ const Face* vertex_mode_find_common_face( const Brush::VertexModeVertex& v1, con
 
 #include "quickhull/QuickHull.hpp"
 void Brush::vertexModeBuildHull( bool allTransformed /*= false*/ ){
-	globalOutputStream() << "  vertexModeBuildHull\n";
 	quickhull::QuickHull<double> quickhull;
 	std::vector<quickhull::Vector3<double>> pointCloud;
 	pointCloud.reserve( m_vertexModeVertices.size() );
diff --git a/radiant/brush.h b/radiant/brush.h
index d4fa70be..2f0d2661 100644
--- a/radiant/brush.h
+++ b/radiant/brush.h
@@ -1777,13 +1777,11 @@ void updateFiltered(){
 
 // observer
 void planeChanged(){
-//	globalOutputStream() << "  planeChanged\n";
 	/* m_BRep_evaluation mutex prevents cyclic dependency:
 	transformModifier.set ; transformChanged() ; planeChanged() ; pivotChanged() ; sceneChangeNotify() ;
 	sceneRender() ; localAABB ; evaluateBRep ; buildBRep() ; evaluateTransform ; !!!problem starts here!!!! planeChanged() ; pivotChanged() ; sceneChangeNotify() ;
 	sceneRender() ; localAABB ; evaluateBRep ; buildBRep() ; */
 	if( !m_BRep_evaluation ){
-								globalOutputStream() << "  planeChangedOK\n";
 		m_planeChanged = true;
 		aabbChanged();
 		m_lightsChanged();
@@ -1802,7 +1800,6 @@ void evaluateBRep() const {
 }
 
 void transformChanged(){
-	globalOutputStream() << "  transformChanged()\n";
 	planeChanged();
 	m_transformChanged = true;
 }
@@ -1810,7 +1807,6 @@ typedef MemberCaller<Brush, &Brush::transformChanged> TransformChangedCaller;
 
 void evaluateTransform(){
 	if ( m_transformChanged ) {
-			globalOutputStream() << "  Brush::evaluateTransform()\n";
 		revertTransform();
 		m_evaluateTransform();
 		m_transformChanged = false;
@@ -1867,14 +1863,12 @@ void snapto( float snap ){
 //	}
 }
 void revertTransform(){
-	globalOutputStream() << " revertTransform \n";
 	for ( Faces::iterator i = m_faces.begin(); i != m_faces.end(); ++i )
 	{
 		( *i )->revertTransform();
 	}
 }
 void freezeTransform(){
-	globalOutputStream() << "  freezeTransform\n";
 	for ( Faces::iterator i = m_faces.begin(); i != m_faces.end(); ++i )
 	{
 		( *i )->freezeTransform();
@@ -1899,16 +1893,14 @@ VertexModeVertices m_vertexModeVertices;
 bool m_vertexModeOn{false};
 
 void vertexModeInit(){
-	globalOutputStream() << " vertexModeInit\n";
 	m_vertexModeOn = true;
 	m_vertexModeVertices.clear();
 	undoSave();
 }
 
 void vertexModeFree(){
-	globalOutputStream() << "  vMF\n";
 	m_vertexModeOn = false;
-//	m_vertexModeVertices.clear(); //keep, as it is required by buildBRep() after this call
+//	m_vertexModeVertices.clear(); //keep, as it may be required by buildBRep() after this call
 }
 
 void vertexModeTransform( const Matrix4& matrix );
@@ -3857,7 +3849,6 @@ void snapComponents( float snap ){
 		fi.snapComponents( snap );
 }
 void evaluateTransform(){
-	globalOutputStream() << " evaluateTransform\n";
 	if( m_transform.m_transformFrozen && m_transform.isIdentity() )
 		return;
 	if( m_transform.m_transformFrozen && !m_transform.isIdentity() ){ /* new transform */
@@ -3880,7 +3871,6 @@ void evaluateTransform(){
 	}
 
 	const Matrix4 matrix( m_transform.calculateTransform() );
-	globalOutputStream() << matrix << " matrix\n";
 
 	if ( m_transform.getType() == TRANSFORM_PRIMITIVE ) {
 		m_brush.transform( matrix );
@@ -3902,7 +3892,6 @@ void evaluateTransform(){
 }
 void applyTransform(){
 	if( !m_transform.isIdentity() ){
-				globalOutputStream() << "     applyTransform\n";
 		if( m_transform.m_transformFrozen ){ //not yet unfrozen by evaluateTransform(), so evaluate
 //			m_brush.revertTransform();
 //			evaluateTransform();
diff --git a/radiant/selection.cpp b/radiant/selection.cpp
index 9a2f4890..00a51bbe 100644
--- a/radiant/selection.cpp
+++ b/radiant/selection.cpp
@@ -5530,7 +5530,6 @@ bool pre( const scene::Path& path, scene::Instance& instance ) const {
 };
 
 void RadiantSelectionSystem::freezeTransforms(){
-	globalOutputStream() << " RadiantSelectionSystem::freezeTransforms() \n";
 	GlobalSceneGraph().traverse( FreezeTransforms() );
 }