diff --git a/src/NewTools-DocumentationReader-Tests/StGithubDocSpecificationTest.class.st b/src/NewTools-DocumentationReader-Tests/StGithubDocSpecificationTest.class.st
index 1358b92..0244c4f 100644
--- a/src/NewTools-DocumentationReader-Tests/StGithubDocSpecificationTest.class.st
+++ b/src/NewTools-DocumentationReader-Tests/StGithubDocSpecificationTest.class.st
@@ -9,6 +9,7 @@ Class {
 
 { #category : #tests }
 StGithubDocSpecificationTest >> testUrlForDocFolder [
+
 	| spec |
 	spec := StGithubDocSpecification new branch: 'Pharo10'.
 	self 
@@ -18,6 +19,7 @@ StGithubDocSpecificationTest >> testUrlForDocFolder [
 
 { #category : #tests }
 StGithubDocSpecificationTest >> testUrlForFile [
+
 	| spec |
 	spec := StGithubDocSpecification new branch: 'Pharo10'.
 	self 
diff --git a/src/NewTools-DocumentationReader-Tests/StHelpBrowserPresenterTest.class.st b/src/NewTools-DocumentationReader-Tests/StHelpBrowserPresenterTest.class.st
index 4b2f784..c0ca6b3 100644
--- a/src/NewTools-DocumentationReader-Tests/StHelpBrowserPresenterTest.class.st
+++ b/src/NewTools-DocumentationReader-Tests/StHelpBrowserPresenterTest.class.st
@@ -80,11 +80,12 @@ StHelpBrowserPresenterTest >> tearDown [
 { #category : #'tests - interaction' }
 StHelpBrowserPresenterTest >> testOpenIsWorkingSmokeTest [
 	"When this fails we have found a default way to open the help browser, then this test should be changed"
+	
 	| browser |
 	self 
 		should: [
 			browser := self presenterClass new.
-			window := browser openWithSpec]
+			window := browser openWithSpec ]
 		raise: Exception 
 ]
 
diff --git a/src/NewTools-DocumentationReader-Tests/StTopicBuilderVisitorTest.class.st b/src/NewTools-DocumentationReader-Tests/StTopicBuilderVisitorTest.class.st
index 87cd334..65fe6d5 100644
--- a/src/NewTools-DocumentationReader-Tests/StTopicBuilderVisitorTest.class.st
+++ b/src/NewTools-DocumentationReader-Tests/StTopicBuilderVisitorTest.class.st
@@ -94,7 +94,6 @@ StTopicBuilderVisitorTest >> testTopicBuilderVisitorVisitHeaderAtLevel2 [
 StTopicBuilderVisitorTest >> testTopicBuilderVisitorWithLevelsSections [
 
 	|  topic |
-	
 	topic := self topicIn: self class spFileContentsLevelsSections.
 	self assert: topic subtopics first title equals: 'Section 1'.
 	self assert: topic subtopics first subtopics first title equals: 'Section 2'.
@@ -102,6 +101,7 @@ StTopicBuilderVisitorTest >> testTopicBuilderVisitorWithLevelsSections [
 
 { #category : #tests }
 StTopicBuilderVisitorTest >> testTopicBuilderVisitorWithMoreSections [
+
 	| topic |
 	topic := self topicIn: self class spFileContentsMoreSections.
 	self assert: topic subtopics second title equals: 'Section 2'.
@@ -110,8 +110,8 @@ StTopicBuilderVisitorTest >> testTopicBuilderVisitorWithMoreSections [
 
 { #category : #tests }
 StTopicBuilderVisitorTest >> testTopicBuilderVisitorWithMoreSubSection [
-	| topic |
-	
+
+	| topic |	
 	topic := self topicIn: self class spFileContentsWithMoreSubSection.
 	self
 		assert: (topic subtopics first subtopics second) title
@@ -143,6 +143,7 @@ StTopicBuilderVisitorTest >> testTopicBuilderVisitorWithOneSubSection [
 
 { #category : #helper }
 StTopicBuilderVisitorTest >> topicIn: aString [
+
 	| visitor |
 	visitor := StTopicBuilderVisitor new.
 	visitor visit: (MicroDownParser new parse: aString).
diff --git a/src/NewTools-DocumentationReader-Tests/StTopicFromFileFolderBuilderTest.class.st b/src/NewTools-DocumentationReader-Tests/StTopicFromFileFolderBuilderTest.class.st
index b23f00b..936e73a 100644
--- a/src/NewTools-DocumentationReader-Tests/StTopicFromFileFolderBuilderTest.class.st
+++ b/src/NewTools-DocumentationReader-Tests/StTopicFromFileFolderBuilderTest.class.st
@@ -11,7 +11,7 @@ Class {
 	#category : #'NewTools-DocumentationReader-Tests'
 }
 
-{ #category : #'as yet unclassified' }
+{ #category : #'manual inspection' }
 StTopicFromFileFolderBuilderTest class >> eyeballTest [
 	"This should be able to open the HelpBrowser on the test data"
 	<script>
@@ -59,7 +59,9 @@ StTopicFromFileFolderBuilderTest >> createFilesIn: root from: anArray [
 
 { #category : #initialization }
 StTopicFromFileFolderBuilderTest >> fileContents: fileName [
-	^ self perform: (fileName copyReplaceAll: '.' with: '_' )asSymbol 
+	"We replace . by _ because the methods are named sunit_md."
+	
+	^ self perform: (fileName copyReplaceAll: '.' with: '_' ) asSymbol 
 	
 ]
 
@@ -75,7 +77,7 @@ StTopicFromFileFolderBuilderTest >> initializeTestFileStore [
 			sunitFramework.md
 	The subject files are made in the methods topic1Subject11 etc
 	"
-	docDir ifNotNil: [ ^docDir  ].
+	docDir ifNotNil: [ ^ docDir ].
 	docDir := self 
 		createFilesIn: FileSystem memory workingDirectory
 		from:  #( doc #(welcome 'welcome.md' 'contribute.md') #(sunit 'sunitFramework.md')).
@@ -84,6 +86,7 @@ StTopicFromFileFolderBuilderTest >> initializeTestFileStore [
 
 { #category : #running }
 StTopicFromFileFolderBuilderTest >> setUp [
+
 	super setUp.
 	self initializeTestFileStore.
 	rootTopic := StTopicFromFileFolderBuilder new createRootTopicFromFolder: docDir
diff --git a/src/NewTools-DocumentationReader-Tests/StTopicFromGithubBuilderTest.class.st b/src/NewTools-DocumentationReader-Tests/StTopicFromGithubBuilderTest.class.st
index ef581d1..f4363cc 100644
--- a/src/NewTools-DocumentationReader-Tests/StTopicFromGithubBuilderTest.class.st
+++ b/src/NewTools-DocumentationReader-Tests/StTopicFromGithubBuilderTest.class.st
@@ -23,6 +23,7 @@ StTopicFromGithubBuilderTest class >> eyeballTest [
 { #category : #initialization }
 StTopicFromGithubBuilderTest >> initialize [
 	"Reset cache first time"
+	
 	StTopicFromGithubBuilder reset.
 ]
 
diff --git a/src/NewTools-DocumentationReader/StHelpBrowserPresenter.class.st b/src/NewTools-DocumentationReader/StHelpBrowserPresenter.class.st
index 741f79f..c2633ff 100644
--- a/src/NewTools-DocumentationReader/StHelpBrowserPresenter.class.st
+++ b/src/NewTools-DocumentationReader/StHelpBrowserPresenter.class.st
@@ -168,7 +168,8 @@ StHelpBrowserPresenter >> initializePresenters [
 	 strings, not instances of Text (the fact that it works now is just casual, and will 
 	 be removed in the future)"
 	textOutput := self newMorph
-		morph: (RubScrolledTextMorph new 
+		morph: (RubScrolledTextMorph new
+			beWrapped;
 			hResizing: #spaceFill; 
 			vResizing: #spaceFill;
 			in: [ :this | this textArea readOnly: true ];
diff --git a/src/NewTools-DocumentationReader/StIconClassBuilder.class.st b/src/NewTools-DocumentationReader/StIconClassBuilder.class.st
index 52757ba..8333cde 100644
--- a/src/NewTools-DocumentationReader/StIconClassBuilder.class.st
+++ b/src/NewTools-DocumentationReader/StIconClassBuilder.class.st
@@ -9,6 +9,7 @@ Class {
 
 { #category : #build }
 StIconClassBuilder >> buildIcon: aTopic [
-	aTopic title = 'Subclasses' ifTrue: [ ^ aTopic icon: (Smalltalk ui icons iconNamed: #hierarchy) ].
+	aTopic title = 'Subclasses' 
+		ifTrue: [ ^ aTopic icon: (self iconNamed: #hierarchy) ].
 	^ aTopic icon: (self class environment at: aTopic title asSymbol) systemIcon
 ]
diff --git a/src/NewTools-DocumentationReader/StMicrodownClassAPIHelpBuilder.class.st b/src/NewTools-DocumentationReader/StMicrodownClassAPIHelpBuilder.class.st
index c68febb..ee6a325 100644
--- a/src/NewTools-DocumentationReader/StMicrodownClassAPIHelpBuilder.class.st
+++ b/src/NewTools-DocumentationReader/StMicrodownClassAPIHelpBuilder.class.st
@@ -1,3 +1,6 @@
+"
+I create a documentation for a class and such documentation that be displayed in a documentation reader.
+"
 Class {
 	#name : #StMicrodownClassAPIHelpBuilder,
 	#superclass : #HelpBuilder,
@@ -80,7 +83,7 @@ StMicrodownClassAPIHelpBuilder >> build [
 { #category : #'private building' }
 StMicrodownClassAPIHelpBuilder >> buildMethodTopicsOn: topic for: aClass [
 
-	|stream methodComment|
+	| stream methodComment |
 	stream := String new writeStream.
 	aClass selectors asSortedCollection do: [:selector | 
 		methodComment := (aClass>>selector) comment.
@@ -92,9 +95,10 @@ StMicrodownClassAPIHelpBuilder >> buildMethodTopicsOn: topic for: aClass [
 				nextPutAll: selector asString;
 				nextPutAll: '`';
 				cr.		
-
 		methodComment ifNil: [ methodComment := 'Method has no comment.' ].
-		stream nextPutAll: '_"'; nextPutAll: methodComment; nextPutAll: '"_';cr;cr ] ].
+		stream 
+			nextPutAll: '_"'; 
+			nextPutAll: methodComment; nextPutAll: '"_';cr;cr ] ].
 	
 	topic addNode: (MicroDownParser new parse: stream contents).
 	
@@ -146,7 +150,8 @@ StMicrodownClassAPIHelpBuilder >> buildSubnodesForSubclasses [
 ]
 
 { #category : #accessing }
-StMicrodownClassAPIHelpBuilder >> iconBuilder [ 
+StMicrodownClassAPIHelpBuilder >> iconBuilder [
+
 	^ iconBuilder
 ]
 
@@ -159,8 +164,6 @@ StMicrodownClassAPIHelpBuilder >> iconBuilder: aIconBuilder [
 { #category : #initialization }
 StMicrodownClassAPIHelpBuilder >> initialize [
 
-	"Initializes the receiver"
-
 	super initialize.
 	addSubclasses := false.
 	addMethods := true.
@@ -171,11 +174,13 @@ StMicrodownClassAPIHelpBuilder >> initialize [
 
 { #category : #accessing }
 StMicrodownClassAPIHelpBuilder >> subclassesAsSeparateTopic [
+
 	^ subclassesAsSeparateTopic
 ]
 
 { #category : #accessing }
 StMicrodownClassAPIHelpBuilder >> subclassesAsSeparateTopic: anObject [
+
 	subclassesAsSeparateTopic := anObject
 ]
 
diff --git a/src/NewTools-DocumentationReader/StNodeHelpTopic.class.st b/src/NewTools-DocumentationReader/StNodeHelpTopic.class.st
index 821111c..02f9819 100644
--- a/src/NewTools-DocumentationReader/StNodeHelpTopic.class.st
+++ b/src/NewTools-DocumentationReader/StNodeHelpTopic.class.st
@@ -40,7 +40,7 @@ StNodeHelpTopic >> initialize [
 
 	super initialize.
 	self iconName: #pageIcon.
-	contents  := MicRootBlock new.
+	contents := MicRootBlock new
 ]
 
 { #category : #inspecting }
@@ -68,6 +68,6 @@ StNodeHelpTopic >> node [
 { #category : #accessing }
 StNodeHelpTopic >> subtopics: aCollection [
 
-	aCollection ifNotEmpty: [self iconName: #bookIcon].
+	aCollection ifNotEmpty: [ self iconName: #bookIcon ].
 	super subtopics: aCollection
 ]
diff --git a/src/NewTools-DocumentationReader/StTopicBuilderVisitor.class.st b/src/NewTools-DocumentationReader/StTopicBuilderVisitor.class.st
index 3c2cec2..ddac056 100644
--- a/src/NewTools-DocumentationReader/StTopicBuilderVisitor.class.st
+++ b/src/NewTools-DocumentationReader/StTopicBuilderVisitor.class.st
@@ -1,13 +1,12 @@
 "
 When I visit a header I create a `StNodeHelpTopic`.
-When I visit anything node I add the node at the last `StNodeHelpTopic` create.
+When I visit anything else I add the node at the last `StNodeHelpTopic` create.
 "
 Class {
 	#name : #StTopicBuilderVisitor,
 	#superclass : #MicrodownVisitor,
 	#instVars : [
 		'actualTopic',
-		'helpTopicVisitor',
 		'helpTopic'
 	],
 	#category : #'NewTools-DocumentationReader'
@@ -15,6 +14,7 @@ Class {
 
 { #category : #internals }
 StTopicBuilderVisitor >> extractNode: aNode into: aTopic [
+
 	aTopic owner ifNotNil: [ 
 		aTopic owner addNode: aNode.
 		self extractNode: aNode into: aTopic owner ]
@@ -26,6 +26,7 @@ StTopicBuilderVisitor >> extractNode: aNode into: aTopic [
 
 { #category : #accessing }
 StTopicBuilderVisitor >> helpTopic [
+
 	^ helpTopic
 ]
 
@@ -35,13 +36,6 @@ StTopicBuilderVisitor >> helpTopicClass [
 	^ StNodeHelpTopic
 ]
 
-{ #category : #accessing }
-StTopicBuilderVisitor >> helpTopicVisitor [
-	
-	helpTopicVisitor ifNil: [ helpTopicVisitor := StTopicBuilderVisitor ].
-	^ helpTopicVisitor
-]
-
 { #category : #initialization }
 StTopicBuilderVisitor >> initialize [ 
 	
diff --git a/src/NewTools-DocumentationReader/StTopicFromFileFolderBuilder.class.st b/src/NewTools-DocumentationReader/StTopicFromFileFolderBuilder.class.st
index 9787489..312b12b 100644
--- a/src/NewTools-DocumentationReader/StTopicFromFileFolderBuilder.class.st
+++ b/src/NewTools-DocumentationReader/StTopicFromFileFolderBuilder.class.st
@@ -3,6 +3,10 @@ I am able to build a topic tree from a root folder.
 
 The topic tree will have one root - based on the root folder.
 It will have subtropics based on subfoldes and the heading hiearchy of the markdown files in the folders.
+
+I'm usually invoked from `StHelpBrowserPresenter class>> #openOnHelpFolder:`
+
+	
 "
 Class {
 	#name : #StTopicFromFileFolderBuilder,
@@ -23,9 +27,10 @@ StTopicFromFileFolderBuilder class >> cache [
 	^ cache
 ]
 
-{ #category : #'as yet unclassified' }
+{ #category : #accessing }
 StTopicFromFileFolderBuilder class >> onDirectory: fileReference [
-	"return a topic from fileRefence (assumed to be a folder)"
+	"Return a topic from fileRefence (assumed to be a folder)"
+
 	^ self cache at: fileReference ifAbsentPut: [ self new createRootTopicFromFolder: fileReference]
 ]
 
@@ -78,11 +83,13 @@ StTopicFromFileFolderBuilder >> isMicFile: aFile [
 
 { #category : #accessing }
 StTopicFromFileFolderBuilder >> rootTopic [
+
 	^ rootTopic ifNil: [ self rootTopic: (self helpTopicClass named: 'Help'). rootTopic ]
 ]
 
 { #category : #accessing }
-StTopicFromFileFolderBuilder >> rootTopic: aHelpTopic [ 
+StTopicFromFileFolderBuilder >> rootTopic: aHelpTopic [
+
 	rootTopic := aHelpTopic asHelpTopic
 ]
 
diff --git a/src/NewTools-DocumentationReader/StTopicFromGithubBuilder.class.st b/src/NewTools-DocumentationReader/StTopicFromGithubBuilder.class.st
index 72442a7..00667d6 100644
--- a/src/NewTools-DocumentationReader/StTopicFromGithubBuilder.class.st
+++ b/src/NewTools-DocumentationReader/StTopicFromGithubBuilder.class.st
@@ -1,6 +1,6 @@
 "
 I am read the microdown files in the pharo-project/pharo/doc folder. 
-From these files I create a topic hiearachy.
+From these files I create a topic hierarchy.
 
 My implementation is suffering from the structure of the github api, which do not return a folder tree, but a list of folders. 
 In the key method `buildSubtopics: pathCollection level: level` the pathCollection and level is a approximation of a folder. Level 3 and path collection:
@@ -30,16 +30,18 @@ Class {
 
 { #category : #accessing }
 StTopicFromGithubBuilder class >> githubTopics [
-	"return the root topic for the pharo documentation"
+	"Return the root topic for the pharo documentation"
+	
 	^ self githubTopicsFrom: (StGithubDocSpecification new branch: 'Pharo10')
 ]
 
 { #category : #accessing }
 StTopicFromGithubBuilder class >> githubTopicsFrom: aDocSpec [
 	"aDocSpec is an instance of StGithubDocSpecifcation"
-	^cache 
+	
+	^ cache 
 		at: aDocSpec printString 
-		ifAbsentPut:  [ (self new docSpec: aDocSpec)  buildTopics].
+		ifAbsentPut:  [ (self new docSpec: aDocSpec) buildTopics].
 ]
 
 { #category : #accessing }
@@ -57,6 +59,7 @@ StTopicFromGithubBuilder class >> reset [
 { #category : #private }
 StTopicFromGithubBuilder >> buildSubtopics: pathCollection level: level [
 	"I assume pachCollection shares path below level"
+	
 	| subDirectories subTopics |
 	subDirectories := pathCollection select: [ :p | p size >= level ].
 	subDirectories := subDirectories groupedBy: [ :p | p at: (level)].
@@ -67,8 +70,8 @@ StTopicFromGithubBuilder >> buildSubtopics: pathCollection level: level [
 { #category : #private }
 StTopicFromGithubBuilder >> buildTopic: pathCollection level: level [
 	"I assume collectionOfPaths to share a root"
-	| docTopics subTopics topic |
 	
+	| docTopics subTopics topic |
 	docTopics := self getFiles: (pathCollection select: [ :p | p size = level ]).
 	subTopics := docTopics , (self buildSubtopics: pathCollection level: level + 1).
 	subTopics size = 1 
@@ -82,7 +85,8 @@ StTopicFromGithubBuilder >> buildTopic: pathCollection level: level [
 { #category : #'public-api' }
 StTopicFromGithubBuilder >> buildTopics [
 	"I return a topic (with subtopics) read from the pharo-project repository on github"
-	| root subTopics|
+	
+	| root subTopics |
 	[ :job |
 		readingJob := job.
 		jobCounter := 1.
@@ -112,6 +116,7 @@ StTopicFromGithubBuilder >> docSpec: anObject [
 StTopicFromGithubBuilder >> documentForPath: aPath [
 	"https://raw.githubusercontent.com/pharo-project/pharo/Pharo10/doc/Epicea/1-Epicea.md"
 	"aPath is the stuff after the doc/"
+	
 	|url response doc |
 	readingJob title: aPath segments last.
 	url := docSpec urlForFile: aPath pathString.
@@ -125,10 +130,11 @@ StTopicFromGithubBuilder >> documentForPath: aPath [
 { #category : #private }
 StTopicFromGithubBuilder >> getFiles: pathCollection [
 	"Return an OrderedCollection of documents in the pathCollection"
+	
 	^ (pathCollection collect: [ :path | self documentForPath: path ]) flattened.
 ]
 
-{ #category : #accessing }
+{ #category : #initialization }
 StTopicFromGithubBuilder >> initialize [ 
 	super initialize.
 	docSpec := StGithubDocSpecification new branch: 'Pharo10'.
@@ -136,13 +142,15 @@ StTopicFromGithubBuilder >> initialize [
 
 { #category : #private }
 StTopicFromGithubBuilder >> locationFrom: pathCollection level: level [
+
 	^ (pathCollection first segments copyFrom: 1 to: level) joinUsing: '/'
 ]
 
 { #category : #private }
 StTopicFromGithubBuilder >> pharoDocPaths [
 	"I return an ordered collection of paths for documents in the doc tree"
-	|folderUrl docURL json|
+	
+	| folderUrl docURL json |
 	"get the files in the pharo-project repository"
 	folderUrl := docSpec urlForDocFolder.
 	json := STONJSON fromString: (githubClientConnection get: folderUrl).
diff --git a/src/NewTools-DocumentationReader/StTopicMicrodownBuilder.class.st b/src/NewTools-DocumentationReader/StTopicMicrodownBuilder.class.st
index 67dd720..1c417ed 100644
--- a/src/NewTools-DocumentationReader/StTopicMicrodownBuilder.class.st
+++ b/src/NewTools-DocumentationReader/StTopicMicrodownBuilder.class.st
@@ -8,7 +8,7 @@ Class {
 	#category : #'NewTools-DocumentationReader'
 }
 
-{ #category : #'as yet unclassified' }
+{ #category : #internals }
 StTopicMicrodownBuilder >> createTopicsFromDocument: doc [
 
 	| visitor |
@@ -25,6 +25,7 @@ StTopicMicrodownBuilder >> helpTopicVisitor [
 { #category : #internals }
 StTopicMicrodownBuilder >> liftNodesIn: aRootTopic [
 	"If root node (microdown document) is empty, lift nodes from subtopics into node of root"
+	
 	aRootTopic node children ifEmpty: [ 
 		aRootTopic subtopics do: [ :each | 
 			self liftNodesIn: each.