diff --git a/Diya/DiyaApplicationLauncher.class.st b/Diya/DiyaApplicationLauncher.class.st
index 35428f6..373c6ae 100644
--- a/Diya/DiyaApplicationLauncher.class.st
+++ b/Diya/DiyaApplicationLauncher.class.st
@@ -4,7 +4,6 @@ Class {
 	#instVars : [
 		'currapp',
 		'txtFPS',
-		'event',
 		'running'
 	],
 	#category : #'Diya-Applications'
@@ -12,17 +11,17 @@ Class {
 
 { #category : #initialization }
 DiyaApplicationLauncher >> appNode [
-	^root children first
+	^node children first
 ]
 
 { #category : #initialization }
 DiyaApplicationLauncher >> bindGlobalEvent [
 	|pointer |
-	pointer := root addNode: (DiyaCircle r: 10) at: 200@200. 
+	pointer := node addNode: (DiyaCircle r: 10) at: 200@200. 
 	pointer styleName: #pointer.
-	root on: #keydown do:[:e| self stdlog: 'keydown...'. running := false.].
-	root on: #quit do: [:e| running := false].
-	root on: #(fingerdown fingermotion mousemotion) do:[:e|
+	node on: #keydown do:[:e| self stdlog: 'keydown...'. running := false.].
+	node on: #quit do: [:e| running := false].
+	node on: #(fingerdown fingermotion mousemotion) do:[:e|
 		pointer position: e mapped worldPosition.
 		DiyaRenderer mouse: (e mapped x) @ (e mapped y).
 	].
@@ -33,10 +32,15 @@ DiyaApplicationLauncher >> defaultApplication [
 	^DiyaExampleApp
 ]
 
+{ #category : #initialization }
+DiyaApplicationLauncher >> initLoader [
+	
+]
+
 { #category : #initialization }
 DiyaApplicationLauncher >> initialize [
 	super initialize.
-	root := DiyaRenderer root.
+	node := DiyaRenderer root.
 	currapp := nil.
 ]
 
@@ -44,42 +48,22 @@ DiyaApplicationLauncher >> initialize [
 DiyaApplicationLauncher >> launch: app [
 	currapp ifNotNil: [
 		currapp quit.
-		root empty.
+		node empty.
 	].
 	currapp := app uniqueInstance.
 	self context assets: currapp am.
-	[
-		self stdlog: 'Loading application'.
-		currapp root visibility: false.
-		currapp setup.
-		currapp root forceReload.
-		self appNode addNode: currapp root.
-		currapp root visibility: true.
+	self appNode addNode: currapp loader node.
+	currapp onloaded:[
+		self appNode empty.
+		currapp node visibility: false.
+		self appNode addNode: currapp node.
+		currapp node visibility: true.
 		self stdlog: 'Application LOADED'.
-	] fork.
-]
-
-{ #category : #initialization }
-DiyaApplicationLauncher >> main [
-	| fps delta|
-	delta := DiyaSystemClock delta.
-	fps := DiyaSystemSettings maxFPS.
-	delta = 0 ifFalse:[ fps :=  (1000/ delta) asInteger].
-	txtFPS data: ('FPS:', fps asString).
-	[(SDL2 pollEvent: event) > 0] whileTrue: [
-		root trigger: (DiyaEvent from: event mapped).
 	].
-	currapp ifNotNil: [currapp main.].
-]
-
-{ #category : #accessing }
-DiyaApplicationLauncher >> running [
-	^ running
 ]
 
 { #category : #initialization }
-DiyaApplicationLauncher >> setup [
-	event := SDL_Event new.
+DiyaApplicationLauncher >> onloaded: aBlock [
 	DiyaUIThemesManager uniqueInstance currentTheme
 		define: #fps_text styles: { 
 			#color -> Color red.
@@ -91,11 +75,27 @@ DiyaApplicationLauncher >> setup [
 			#bgColor -> Color orange.
 			#border -> 3
 		}.
-	root addNode: (DiyaCompositeNode new) at: 0@0.
-	txtFPS := root addNode:(DiyaText data: '') at: ( self context resolution x - 80)@(self context resolution y - 40).
+	node addNode: (DiyaCompositeNode new) at: 0@0.
+	txtFPS := node addNode:(DiyaText data: '') at: ( self context resolution x - 80)@(self context resolution y - 40).
+	node addNode: (DiyaTimerNode timeout: 0 do: [:n| self updateFPS ] ).
 	txtFPS extent: 80@40.
 	txtFPS styleName: #fps_text.
 	self bindGlobalEvent.
 	running := true.
 	self launch: self defaultApplication.
+	aBlock value.
+]
+
+{ #category : #accessing }
+DiyaApplicationLauncher >> running [
+	^ running
+]
+
+{ #category : #initialization }
+DiyaApplicationLauncher >> updateFPS [
+	| fps delta|
+	delta := DiyaSystemClock delta.
+	fps := DiyaSystemSettings maxFPS.
+	delta = 0 ifFalse:[ fps :=  (1000/ delta) asInteger].
+	txtFPS data: ('FPS:', fps asString).
 ]
diff --git a/Diya/DiyaApplicationModel.class.st b/Diya/DiyaApplicationModel.class.st
index ddbe01c..13d502e 100644
--- a/Diya/DiyaApplicationModel.class.st
+++ b/Diya/DiyaApplicationModel.class.st
@@ -2,8 +2,9 @@ Class {
 	#name : #DiyaApplicationModel,
 	#superclass : #DiyaSingleton,
 	#instVars : [
-		'root',
-		'am'
+		'node',
+		'am',
+		'loader'
 	],
 	#category : #'Diya-Applications'
 }
@@ -23,13 +24,29 @@ DiyaApplicationModel >> context [
 	^DiyaRenderer
 ]
 
+{ #category : #initialization }
+DiyaApplicationModel >> initLoader [
+	self subclassResponsibility 
+]
+
 { #category : #initialization }
 DiyaApplicationModel >> initialize [ 
 	super initialize.
+	self initLoader.
 ]
 
 { #category : #accessing }
-DiyaApplicationModel >> main [
+DiyaApplicationModel >> loader [ 
+	^ loader
+]
+
+{ #category : #accessing }
+DiyaApplicationModel >> node [
+	^ node
+]
+
+{ #category : #accessing }
+DiyaApplicationModel >> onloaded: aBlock [
 	self subclassResponsibility 
 ]
 
@@ -37,13 +54,3 @@ DiyaApplicationModel >> main [
 DiyaApplicationModel >> quit [
 	self cleanup
 ]
-
-{ #category : #accessing }
-DiyaApplicationModel >> root [
-	^ root
-]
-
-{ #category : #accessing }
-DiyaApplicationModel >> setup [
-	self subclassResponsibility 
-]
diff --git a/Diya/DiyaBaseApplication.class.st b/Diya/DiyaBaseApplication.class.st
index 13789c6..4963647 100644
--- a/Diya/DiyaBaseApplication.class.st
+++ b/Diya/DiyaBaseApplication.class.st
@@ -7,7 +7,7 @@ Class {
 { #category : #initialization }
 DiyaBaseApplication >> initialize [
 	super initialize.
-	root := DiyaCompositeNode new.
-	root styleName: #global.
+	node := DiyaCompositeNode new.
+	node styleName: #global.
 	am := AssetManager new.
 ]
diff --git a/Diya/DiyaBoot.class.st b/Diya/DiyaBoot.class.st
index 40bc337..44d89bc 100644
--- a/Diya/DiyaBoot.class.st
+++ b/Diya/DiyaBoot.class.st
@@ -96,15 +96,18 @@ DiyaBoot >> initialize [
 
 { #category : #events }
 DiyaBoot >> render [
-	|launcher|
+	|launcher event|
+	event := SDL_Event new.
 	launcher := DiyaApplicationLauncher uniqueInstance.
-	launcher setup.
 	"Init the Open  GL view port and enable 2D texture"
 	OpenGL viewportX: 0 Y:0 W: display w H: display h.
 	OpenGL enable: GL_TEXTURE_2D.
+	launcher onloaded: [self stdlog: 'Launcher loaded'].
 	[ launcher running ] whileTrue: [
 		DiyaSystemClock tick.
-		launcher main.
+		[(SDL2 pollEvent: event) > 0] whileTrue: [
+			DiyaRenderer root trigger: (DiyaEvent from: event mapped).
+		].
 		DiyaRenderer render.
 		SDL2 delay:
 			(0 max:
diff --git a/Diya/DiyaDefaultAppLoader.class.st b/Diya/DiyaDefaultAppLoader.class.st
new file mode 100644
index 0000000..bcabee5
--- /dev/null
+++ b/Diya/DiyaDefaultAppLoader.class.st
@@ -0,0 +1,24 @@
+Class {
+	#name : #DiyaDefaultAppLoader,
+	#superclass : #DiyaLoader,
+	#instVars : [
+		'progress',
+		'label'
+	],
+	#category : #'Diya-Applications'
+}
+
+{ #category : #initialization }
+DiyaDefaultAppLoader >> init [
+	progress := node addNode: (DiyaLoadingBar new) at: 20@50.
+	progress extent: 420 @ 20.
+	label := node addNode: (DiyaText new) at: 20@80.
+	label extent: 420 @ 20.
+	label inlineStyle: #xAlign value: #center
+]
+
+{ #category : #scheduling }
+DiyaDefaultAppLoader >> updateProgress: name percent: p [
+	label data: name.
+	progress percent: p
+]
diff --git a/Diya/DiyaExampleApp.class.st b/Diya/DiyaExampleApp.class.st
index c9daee5..e443c04 100644
--- a/Diya/DiyaExampleApp.class.st
+++ b/Diya/DiyaExampleApp.class.st
@@ -9,6 +9,98 @@ DiyaExampleApp >> cleanup [
 
 ]
 
+{ #category : #accessing }
+DiyaExampleApp >> defineNodes [
+	|node2 node1 img ell label icon button texture loading|
+	texture := DiyaImageTex new.
+	label := node addNode: (DiyaLabel new) at: 10@40.
+	label extent: 250@24.
+	label styleName:#text_icon_1.
+	label icon: 16rF254.
+	
+	node1 := node addNode: (DiyaRectangle size:100@150 shader: DiyaExampleShader uniqueInstance) at: 300 @ 40.
+	node1 rotation: 45.
+	node1 scale: 2.0@2.0.
+	node1 on: #(mousebuttondown fingerdown) do:[:e|
+		label txt: 'RECT ', (node1 local: e mapped worldPosition) asIntegerPoint asString].
+	
+	img := node addNode: (DiyaImageView from:'mrsang.png') at: 10 @ 400.
+	img styleName: #image_view.
+	img extent:200@200.
+	node on: #(mousebuttondown fingerdown) do:[:e|
+		"change texture"
+		|p|
+		p := e mapped worldPosition.
+		label txt: 'Mouse ', p asIntegerPoint asString.
+		DiyaRenderer assets
+			addAsset:(texture fromDisplay: (Rectangle origin: ((p x - 100) @ (p y - 100)) extent: 200@200 ) as: 'capture').
+		img textureNamed: 'capture'.
+		
+	].
+	
+	node2 := node addNode: (DiyaRectangle new) at: 10@80.
+	node2 styleName: #rect_view.
+	node2 extent: 240@320.
+	
+	node2 := node addNode: (DiyaText data: String loremIpsum) at: 10@80.
+	node2 extent: 240@320.
+	node2 wordWrap: true.
+	node2 styleName: #text_view.
+	
+	node2 := node addNode: (DiyaLine from: 10@10 to: 200@200).
+	node2 styleName: #line_view.
+		
+	ell := node addNode: (DiyaEllipse rx:100  ry: 70) at: 120@300.
+	ell scale: 1.2 @ 1.2.
+	ell styleName: #ell_view.
+	"ell rotation: 30."
+	ell textureNamed:'mrsang.png'.
+	ell addNode: (DiyaTimerNode timeout: 1000 / 6 do:[:n |
+		n parent rotation: n parent rotation + 10.	
+	] ).
+	ell on: #(mousebuttondown fingerdown) do:[:e|
+		label txt: 'Ellipse clicked', (ell local:e mapped worldPosition) asIntegerPoint asString].
+
+	node2 := node addNode: (DiyaConvexPolygon points:{0@40. 150@190. 200@20. 100@0}) at: 250@60.
+	node2 textureNamed: 'mrsang.png'.
+	node2 styleName: #poly_view.
+	
+	icon := node addNode: (DiyaFontIcon data: #(16rF101 16rF155 16rF185 16rF21B 16rF298 16rF254)) at: 240@500.
+	icon styleName: #text_icon_2.
+	
+	button := node addNode: (DiyaButton text: 'Click me !') at: 240@460.
+	icon := DiyaFontIcon data: 16rF130.
+	"icon := DiyaImageIcon from:  'mrsang.png'."
+	icon addNode:(DiyaTimerNode timeout: 1000 / 12 do:[:n |
+		n parent rotation: n parent rotation + 10 pivot: n parent extent / 2.	
+	] ).
+	button extent: 200@40.
+	button icon: icon "'mrsang.png'".
+	"button rotation: Float pi / 2.0."
+	button styleName: #button_view.
+	
+	loading := node addNode: (DiyaLoadingBar new) at: 240@550.
+	loading extent: 200 @ 20.
+	 
+	loading addNode: (DiyaTimerNode timeout: 2000 do:[:n |
+		|p|
+		p := (n parent percent + 10).
+		p > 100 ifTrue:[ p := 0].
+		n parent percent: p.
+	] ).
+
+
+	loading := node addNode: (DiyaLoadingBar new) at: 240@580.
+	loading extent: 200 @ 20.
+	 
+	loading addNode: (DiyaTimerNode timeout: 1000 do:[:n |
+		|p|
+		p := (n parent percent + 10).
+		p > 100 ifTrue:[ p := 0].
+		n parent percent: p.
+	] ).
+]
+
 { #category : #accessing }
 DiyaExampleApp >> defineStyleSheet [
 	|fmgr style|
@@ -16,7 +108,7 @@ DiyaExampleApp >> defineStyleSheet [
 	#(16 18 24) do:[:fontSize|
 		self stdlog: 'Init font size ', fontSize asString, ' of ', fmgr defaultFamily.
 		style := fmgr style: fmgr defaultStyle   from: fmgr defaultFamily.
-		style textureOf: fontSize.
+		(style textureOf: fontSize)" genPrintableASCII" .
 	].
 	DiyaUIThemesManager uniqueInstance currentTheme
 		define: #text_icon_1 styles: { 
@@ -67,104 +159,18 @@ DiyaExampleApp >> defineStyleSheet [
 		}
 ]
 
-{ #category : #accessing }
-DiyaExampleApp >> main [
-
+{ #category : #initialization }
+DiyaExampleApp >> initLoader [
+	loader := DiyaDefaultAppLoader new.
 ]
 
 { #category : #accessing }
-DiyaExampleApp >> setup [
-	|node node1 img ell label icon button texture loading|
-	texture := DiyaImageTex new.
-	"DiyaRendererContext uniqueInstance assets
-		addAsset:
-			((Form fromDisplay: ( Rectangle origin: 0@0 corner: 300@300 )) asDiyaTexture: 'display')."
-	self defineStyleSheet.
-	label := root addNode: (DiyaLabel new) at: 10@40.
-	label extent: 250@24.
-	label styleName:#text_icon_1.
-	label icon: 16rF254.
+DiyaExampleApp >> onloaded: aBlock [
+	loader job: [ self defineStyleSheet  ] name: 'Initializing themes...'.
+	loader job: [
+		self defineNodes.
+		self node forceReload
+	] name: 'Initializing UI elements...'.
 	
-	node1 := root addNode: (DiyaRectangle size:100@150 shader: DiyaExampleShader uniqueInstance) at: 300 @ 40.
-	node1 rotation: 45.
-	node1 scale: 2.0@2.0.
-	node1 on: #(mousebuttondown fingerdown) do:[:e|
-		label txt: 'RECT ', (node1 local: e mapped worldPosition) asIntegerPoint asString].
-	
-	img := root addNode: (DiyaImageView from:'mrsang.png') at: 10 @ 400.
-	img styleName: #image_view.
-	img extent:200@200.
-	root on: #(mousebuttondown fingerdown) do:[:e|
-		"change texture"
-		|p|
-		p := e mapped worldPosition.
-		label txt: 'Mouse ', p asIntegerPoint asString.
-		DiyaRenderer assets
-			addAsset:(texture fromDisplay: (Rectangle origin: ((p x - 100) @ (p y - 100)) extent: 200@200 ) as: 'capture').
-		img textureNamed: 'capture'.
-		
-	].
-	
-	node := root addNode: (DiyaRectangle new) at: 10@80.
-	node styleName: #rect_view.
-	node extent: 240@320.
-	
-	node := root addNode: (DiyaText data: String loremIpsum) at: 10@80.
-	node extent: 240@320.
-	node wordWrap: true.
-	node styleName: #text_view.
-	
-	node := root addNode: (DiyaLine from: 10@10 to: 200@200).
-	node styleName: #line_view.
-		
-	ell := root addNode: (DiyaEllipse rx:100  ry: 70) at: 120@300.
-	ell scale: 1.2 @ 1.2.
-	ell styleName: #ell_view.
-	"ell rotation: 30."
-	ell textureNamed:'mrsang.png'.
-	ell addNode: (DiyaTimerNode timeout: 1000 / 6 do:[:n |
-		n parent rotation: n parent rotation + 10.	
-	] ).
-	ell on: #(mousebuttondown fingerdown) do:[:e|
-		label txt: 'Ellipse clicked', (ell local:e mapped worldPosition) asIntegerPoint asString].
-
-	node := root addNode: (DiyaConvexPolygon points:{0@40. 150@190. 200@20. 100@0}) at: 250@60.
-	node textureNamed: 'mrsang.png'.
-	node styleName: #poly_view.
-	
-	icon := root addNode: (DiyaFontIcon data: #(16rF101 16rF155 16rF185 16rF21B 16rF298 16rF254)) at: 240@500.
-	icon styleName: #text_icon_2.
-	
-	button := root addNode: (DiyaButton text: 'Click me !') at: 240@460.
-	icon := DiyaFontIcon data: 16rF130.
-	"icon := DiyaImageIcon from:  'mrsang.png'."
-	icon addNode:(DiyaTimerNode timeout: 1000 / 12 do:[:n |
-		n parent rotation: n parent rotation + 10 pivot: n parent extent / 2.	
-	] ).
-	button extent: 200@40.
-	button icon: icon "'mrsang.png'".
-	"button rotation: Float pi / 2.0."
-	button styleName: #button_view.
-	
-	loading := root addNode: (DiyaLoadingBar new) at: 240@550.
-	loading extent: 200 @ 20.
-	 
-	loading addNode: (DiyaTimerNode timeout: 2000 do:[:n |
-		|p|
-		p := (n parent percent + 10).
-		p > 100 ifTrue:[ p := 0].
-		n parent percent: p.
-	] ).
-
-
-	loading := root addNode: (DiyaLoadingBar new) at: 240@580.
-	loading extent: 200 @ 20.
-	 
-	loading addNode: (DiyaTimerNode timeout: 1000 do:[:n |
-		|p|
-		p := (n parent percent + 10).
-		p > 100 ifTrue:[ p := 0].
-		n parent percent: p.
-	] ).
-	^ root 
+	loader onloaded: aBlock
 ]
diff --git a/Diya/DiyaLoader.class.st b/Diya/DiyaLoader.class.st
new file mode 100644
index 0000000..30785ad
--- /dev/null
+++ b/Diya/DiyaLoader.class.st
@@ -0,0 +1,54 @@
+Class {
+	#name : #DiyaLoader,
+	#superclass : #DiyaBaseObject,
+	#instVars : [
+		'node',
+		'jobs'
+	],
+	#category : #'Diya-Applications'
+}
+
+{ #category : #scheduling }
+DiyaLoader >> executeJobs: callback [
+	jobs withIndexDo: [ :job :i|
+		self updateProgress: job key percent: ((i - 1) * 100 / (jobs size)) asInteger.
+		job value value.
+	].
+	jobs := OrderedCollection new.
+	self updateProgress: 'Finishing...' percent: 100.
+	500 milliSeconds wait.
+	callback value.
+]
+
+{ #category : #initialization }
+DiyaLoader >> init [
+	self subclassResponsibility 
+]
+
+{ #category : #initialization }
+DiyaLoader >> initialize [
+	super initialize.
+	node := DiyaCompositeNode new.
+	jobs := OrderedCollection new.
+	self init.
+]
+
+{ #category : #scheduling }
+DiyaLoader >> job: aBlock name: aName [
+	jobs add: (aName -> aBlock)
+]
+
+{ #category : #accessing }
+DiyaLoader >> node [ 
+	^ node
+]
+
+{ #category : #scheduling }
+DiyaLoader >> onloaded: aBlock [
+	[ self executeJobs: aBlock ] fork"At: Processor userBackgroundPriority". 
+]
+
+{ #category : #scheduling }
+DiyaLoader >> updateProgress: name percent: p [
+	self subclassResponsibility 
+]
diff --git a/Diya/DiyaNode.class.st b/Diya/DiyaNode.class.st
index 9f9b9dd..d4f973a 100644
--- a/Diya/DiyaNode.class.st
+++ b/Diya/DiyaNode.class.st
@@ -14,6 +14,7 @@ Class {
 		'root',
 		'styleName',
 		'style',
+		'inlineStyle',
 		'id',
 		'visibility',
 		'pivot'
@@ -31,9 +32,11 @@ DiyaNode class >> with: shader [
 	^self new shader: shader; yourself
 ]
 
-{ #category : #accessing }
+{ #category : #styling }
 DiyaNode >> ? styleAttr [
 	| value|
+	value := inlineStyle at: styleAttr ifAbsent:[nil].
+	value ifNotNil: [ ^value ].
 	styleName ifNotNil: [
 		style ifNil: [
 			style := DiyaUIThemesManager uniqueInstance currentTheme ? (self styleName).
@@ -90,7 +93,6 @@ DiyaNode >> extent [
 { #category : #processing }
 DiyaNode >> forceReload [
 	self process.
-	self setClean.
 	children ifNotNil: [
 	children do:[:c|
 		c forceReload
@@ -113,11 +115,17 @@ DiyaNode >> initialize [
 	styleName := nil.
 	style := nil.
 	root := nil.
+	inlineStyle := Dictionary new.
 	visibility := true.
 	pivot := 0@0.
 	id := self className,'#',(Random new nextInt: 1e6) asString.
 ]
 
+{ #category : #styling }
+DiyaNode >> inlineStyle: name value: value [
+	inlineStyle at: name put: value
+]
+
 { #category : #testing }
 DiyaNode >> inner: aPoint [
 	^ self subclassResponsibility 
diff --git a/Diya/DiyaRendererContext.class.st b/Diya/DiyaRendererContext.class.st
index 3f4531e..a242a5d 100644
--- a/Diya/DiyaRendererContext.class.st
+++ b/Diya/DiyaRendererContext.class.st
@@ -135,7 +135,7 @@ DiyaRendererContext >> root [
 
 { #category : #rendering }
 DiyaRendererContext >> submitData: vbuffer [
-	vbo data: GL_ARRAY_BUFFER data: vbuffer usage: GL_DYNAMIC_DRAW.
+	vbo data: GL_ARRAY_BUFFER data: vbuffer usage: GL_STATIC_DRAW.
 ]
 
 { #category : #'transformation matrices' }
diff --git a/Diya/DiyaText.class.st b/Diya/DiyaText.class.st
index f8461ab..09bd8e6 100644
--- a/Diya/DiyaText.class.st
+++ b/Diya/DiyaText.class.st
@@ -206,9 +206,6 @@ DiyaText >> process [
 	data ifNil:[^true].
 	data ifEmpty:[^true].
 	texture ifNil: [ self initTexture ].
-	texheight = texture height ifFalse: [
-		texheight := texture height.
-	].
 	vbuffer ifNotNil: [vbuffer free].
 	vbuffer :=  FFIExternalArray externalNewType: GLfloat size: data size * 16.
 	vbuffer autoRelease.
@@ -230,6 +227,14 @@ DiyaText >> splitLines [
 	] whileTrue.
 ]
 
+{ #category : #stepping }
+DiyaText >> step [
+	texture ifNil: [ ^self ].
+	texheight = texture height ifTrue: [ ^self].
+	texheight := texture height.
+	self setDirty
+]
+
 { #category : #accessing }
 DiyaText >> styleName: aName [
 	super styleName: aName.