diff --git a/editions/tw5.com/tiddlers/dev/TiddlyWiki Architecture.tid b/editions/tw5.com/tiddlers/dev/TiddlyWiki Architecture.tid
index 0323122f7..5ef5063f0 100644
--- a/editions/tw5.com/tiddlers/dev/TiddlyWiki Architecture.tid
+++ b/editions/tw5.com/tiddlers/dev/TiddlyWiki Architecture.tid
@@ -1,5 +1,5 @@
created: 20130825162100000
-modified: 20140318211655525
+modified: 20140614120823657
tags: dev
title: TiddlyWiki Architecture
type: text/vnd.tiddlywiki
@@ -8,12 +8,13 @@ The heart of TiddlyWiki is an extensible representation transformation engine fo
! Overview
-The following diagram shows the internals of TiddlyWiki as a stack of tiddlers above a processing pipeline that converts WikiText into HTML.
-
{{TiddlyWiki Architecture.svg}}
The processing pipeline shows how WikiText is parsed by a stack of parse rules into a parse tree. The parse tree is rendered as a tree of widgets, which is synchronised into the DOM via the RefreshMechanism.
DOM events trigger actions on widgets which update the tiddler store. The updates trigger a change event which in turn triggers the refresh mechanism to update the DOM.
+! Client/Server Architecture
+
+{{Server Architecture.svg}}
diff --git a/editions/tw5.com/tiddlers/images/Server Architecture.svg b/editions/tw5.com/tiddlers/images/Server Architecture.svg
new file mode 100644
index 000000000..2a0a4dc04
--- /dev/null
+++ b/editions/tw5.com/tiddlers/images/Server Architecture.svg
@@ -0,0 +1,194 @@
+
+
\ No newline at end of file
diff --git a/editions/tw5.com/tiddlers/images/Server Architecture.svg.meta b/editions/tw5.com/tiddlers/images/Server Architecture.svg.meta
new file mode 100644
index 000000000..3a5e672b0
--- /dev/null
+++ b/editions/tw5.com/tiddlers/images/Server Architecture.svg.meta
@@ -0,0 +1,4 @@
+title: Server Architecture.svg
+type: image/svg+xml
+tags: picture external-image dev
+modified: 20140614120823657
diff --git a/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg b/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg
index cb5fb6728..c7ac1ba04 100644
--- a/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg
+++ b/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg
@@ -1,3 +1,222 @@
-
-
-
+
+
\ No newline at end of file
diff --git a/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg.meta b/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg.meta
index 55f44de63..d73223bce 100644
--- a/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg.meta
+++ b/editions/tw5.com/tiddlers/images/TiddlyWiki Architecture.svg.meta
@@ -1,3 +1,4 @@
title: TiddlyWiki Architecture.svg
type: image/svg+xml
-tags: picture
+tags: picture external-image dev
+modified: 20140614120823657