diff --git a/core/boot.js b/core/boot.js
index baa189ca7..18c1c452e 100644
--- a/core/boot.js
+++ b/core/boot.js
@@ -208,8 +208,8 @@ $tw.plugins.registerPlugin = function(name,moduleType,moduleExports) {
 Register all plugin module tiddlers
 */
 $tw.plugins.registerPluginModules = function() {
-	for(var title in $tw.wiki.shadows.tiddlers) {
-		var tiddler = $tw.wiki.shadows.getTiddler(title);
+	for(var title in $tw.wiki.tiddlers) {
+		var tiddler = $tw.wiki.getTiddler(title);
 		if(tiddler.fields.type === "application/javascript" && tiddler.fields["module-type"] !== undefined) {
 			$tw.plugins.registerPlugin(title,tiddler.fields["module-type"],$tw.modules.execute(title));
 		}
@@ -319,12 +319,9 @@ $tw.Tiddler.fieldPlugins = $tw.plugins.getPluginsByTypeAsHashmap("tiddlerfield")
 /////////////////////////// Barebones wiki store
 
 /*
-Construct a wiki store object. Options are:
-	shadows: optional value to use as the wiki store for shadow tiddlers
+Construct a wiki store object
 */
-$tw.Wiki = function(options) {
-	options = options || {};
-	this.shadows = options.shadows !== undefined ? options.shadows : new $tw.Wiki({shadows: null});
+$tw.Wiki = function() {
 	this.tiddlers = {};
 };
 
@@ -345,8 +342,6 @@ $tw.Wiki.prototype.getTiddler = function(title) {
 	var t = this.tiddlers[title];
 	if(t instanceof $tw.Tiddler) {
 		return t;
-	} else if(this.shadows) {
-		return this.shadows.getTiddler(title);
 	} else {
 		return null;
 	}
@@ -511,17 +506,17 @@ $tw.plugins.registerPlugin($tw.config.root + "/kernel/tiddlerdeserializer/dom","
 $tw.plugins.applyMethods("tiddlerdeserializer",$tw.Wiki.tiddlerDeserializerPlugins);
 
 // Load the JavaScript system tiddlers from the DOM
-$tw.wiki.shadows.addTiddlers(
+$tw.wiki.addTiddlers(
 	$tw.wiki.deserializeTiddlers("(DOM)",document.getElementById("pluginModules"))
 );
-$tw.wiki.shadows.addTiddlers(
+$tw.wiki.addTiddlers(
 	$tw.wiki.deserializeTiddlers("(DOM)",document.getElementById("bootKernelPrefix"))
 );
-$tw.wiki.shadows.addTiddlers(
+$tw.wiki.addTiddlers(
 	$tw.wiki.deserializeTiddlers("(DOM)",document.getElementById("bootKernel"))
 );
 // Load the stylesheet tiddlers from the DOM
-$tw.wiki.shadows.addTiddlers(
+$tw.wiki.addTiddlers(
 	$tw.wiki.deserializeTiddlers("(DOM)",document.getElementById("styleArea"))
 );
 // Load the main store tiddlers from the DOM
@@ -529,7 +524,7 @@ $tw.wiki.addTiddlers(
 	$tw.wiki.deserializeTiddlers("(DOM)",document.getElementById("storeArea"))
 );
 // Load the shadow tiddlers from the DOM
-$tw.wiki.shadows.addTiddlers(
+$tw.wiki.addTiddlers(
 	$tw.wiki.deserializeTiddlers("(DOM)",document.getElementById("shadowArea"))
 );
 
@@ -551,8 +546,7 @@ $tw.boot.wikiPath = process.cwd();
 /*
 Load the tiddlers contained in a particular file (and optionally the accompanying .meta file)
 */
-$tw.loadTiddlersFromFile = function(file,fields,wiki) {
-	wiki = wiki || $tw.wiki;
+$tw.loadTiddlersFromFile = function(file,fields) {
 	var ext = path.extname(file),
 		extensionInfo = $tw.config.fileExtensions[ext],
 		data = fs.readFileSync(file).toString(extensionInfo ? extensionInfo.encoding : "utf8"),
@@ -564,16 +558,15 @@ $tw.loadTiddlersFromFile = function(file,fields,wiki) {
 			tiddlers = [$tw.utils.parseFields(metadata,tiddlers[0])];
 		}
 	}
-	wiki.addTiddlers(tiddlers);
+	$tw.wiki.addTiddlers(tiddlers);
 };
 
 /*
 Load all the plugins from the plugins directory
 */
-$tw.loadTiddlersFromFolder = function(filepath,basetitle,excludeRegExp,wiki) {
+$tw.loadTiddlersFromFolder = function(filepath,basetitle,excludeRegExp) {
 	basetitle = basetitle || "$:/plugins";
 	excludeRegExp = excludeRegExp || /^\.DS_Store$|.meta$/;
-	wiki = wiki || $tw.wiki.shadows;
 	if(path.existsSync(filepath)) {
 		var stat = fs.statSync(filepath);
 		if(stat.isDirectory()) {
@@ -583,19 +576,19 @@ $tw.loadTiddlersFromFolder = function(filepath,basetitle,excludeRegExp,wiki) {
 				// If so, process the files it describes
 				var pluginInfo = JSON.parse(fs.readFileSync(filepath + "/tiddlywiki.plugin").toString("utf8"));
 				for(var p=0; p<pluginInfo.tiddlers.length; p++) {
-					$tw.loadTiddlersFromFile(path.resolve(filepath,pluginInfo.tiddlers[p].file),pluginInfo.tiddlers[p].fields,wiki);
+					$tw.loadTiddlersFromFile(path.resolve(filepath,pluginInfo.tiddlers[p].file),pluginInfo.tiddlers[p].fields);
 				}
 			} else {
 				// If not, read all the files in the directory
 				for(var f=0; f<files.length; f++) {
 					var file = files[f];
 					if(!excludeRegExp.test(file)) {
-						$tw.loadTiddlersFromFolder(filepath + "/" + file,basetitle + "/" + file,excludeRegExp,wiki);
+						$tw.loadTiddlersFromFolder(filepath + "/" + file,basetitle + "/" + file,excludeRegExp);
 					}
 				}
 			}
 		} else if(stat.isFile()) {
-			$tw.loadTiddlersFromFile(filepath,{title: basetitle},wiki);
+			$tw.loadTiddlersFromFile(filepath,{title: basetitle});
 		}
 	}
 };
@@ -649,7 +642,7 @@ $tw.loadTiddlersFromFolder(path.resolve($tw.boot.wikiPath,$tw.config.wikiPlugins
 // Load shadow tiddlers from wiki shadows directory
 $tw.loadTiddlersFromFolder(path.resolve($tw.boot.wikiPath,$tw.config.wikiShadowsSubDir));
 // Load tiddlers from wiki tiddlers directory
-$tw.loadTiddlersFromFolder(path.resolve($tw.boot.wikiPath,$tw.config.wikiTiddlersSubDir),null,null,$tw.wiki);
+$tw.loadTiddlersFromFolder(path.resolve($tw.boot.wikiPath,$tw.config.wikiTiddlersSubDir));
 
 // End of if(!$tw.browser)	
 }
diff --git a/core/modules/commands/dump.js b/core/modules/commands/dump.js
index 851783c0a..088687a6d 100644
--- a/core/modules/commands/dump.js
+++ b/core/modules/commands/dump.js
@@ -59,7 +59,7 @@ Command.prototype.subcommands.tiddlers = function() {
 };
 
 Command.prototype.subcommands.shadows = function() {
-	var tiddlers = this.commander.wiki.shadows.getTiddlers();
+	var tiddlers = this.commander.wiki.getShadowTitles();
 	this.output.write("Wiki contains these shadow tiddlers:\n");
 	for(var t=0; t<tiddlers.length; t++) {
 		this.output.write(tiddlers[t] + "\n");
diff --git a/core/modules/macros/include.js b/core/modules/macros/include.js
index 7b36db7bc..e79bff0ce 100644
--- a/core/modules/macros/include.js
+++ b/core/modules/macros/include.js
@@ -17,17 +17,15 @@ exports.info = {
 	params: {
 		filter: {byPos: 0, type: "filter"},
 		as: {byPos: 1, type: "text"},
-		shadow: {byPos: 2, type: "text"},
 		removePrefix: {byName: true, type: "text"}
 	}
 };
 
 exports.executeMacro = function() {
 	var as = this.params.as || "text/plain",
-		wiki = this.hasParameter("shadow") ? this.wiki.shadows : this.wiki,
 		t;
 	if(this.hasParameter("filter")) {
-		var titles = wiki.filterTiddlers(this.params.filter),
+		var titles = this.wiki.filterTiddlers(this.params.filter),
 			result = [];
 		if(this.hasParameter("removePrefix")) {
 			for(t=0; t<titles.length; t++) {
diff --git a/core/modules/wiki.js b/core/modules/wiki.js
index 5ce11a81c..c707f97c2 100644
--- a/core/modules/wiki.js
+++ b/core/modules/wiki.js
@@ -100,11 +100,7 @@ exports.deleteTiddler = function(title) {
 };
 
 exports.tiddlerExists = function(title) {
-	if(this.tiddlers[title]) {
-		return true;
-	} else if (this.shadows) {
-		return this.shadows.tiddlerExists(title);
-	}
+	return !!this.tiddlers[title];
 };
 
 exports.addTiddler = function(tiddler) {
@@ -210,7 +206,7 @@ exports.getOrphanTitles = function() {
 };
 
 exports.getShadowTitles = function() {
-	return this.shadows ? this.shadows.getTiddlers() : [];
+	return [];
 };
 
 // Return the named cache object for a tiddler. If the cache doesn't exist then the initializer function is invoked to create it
diff --git a/core/templates/static.template.html.tid b/core/templates/static.template.html.tid
index 00d5b0e29..58656ec0d 100644
--- a/core/templates/static.template.html.tid
+++ b/core/templates/static.template.html.tid
@@ -6,18 +6,18 @@ type: text/x-tiddlywiki-html
 <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
 <meta name="application-name" content="TiddlyWiki" />
 <meta name="generator" content="TiddlyWiki" />
-<meta name="tiddlywiki-version" content="<<include "$:/core/version.txt" text/plain shadow:yes>>" />
+<meta name="tiddlywiki-version" content="<<include "$:/core/version.txt" text/plain>>" />
 <meta name="format-detection" content="telephone=no">
 <meta name="copyright" content="
-<<include "$:/core/copyright.txt" text/plain shadow:yes>>
+<<include "$:/core/copyright.txt" text/plain>>
 " />
 <title><<tiddler target:$:/shadows/title>></title>
 <!----------- This is a Tiddlywiki file. The points of interest in the file are marked with this pattern ----------->
 <div id="styleArea">
-<<include "[type[text/css]]" application/x-tiddler-css shadow:yes>>
+<<include "[type[text/css]]" application/x-tiddler-css>>
 </div>
 </head>
 <body>
-<<include "PageTemplate" text/html shadow:yes>>
+<<include "PageTemplate" text/html>>
 </body>
 </html>
diff --git a/core/templates/tiddlywiki5.template.html.tid b/core/templates/tiddlywiki5.template.html.tid
index 031327aea..b995d070c 100644
--- a/core/templates/tiddlywiki5.template.html.tid
+++ b/core/templates/tiddlywiki5.template.html.tid
@@ -6,32 +6,32 @@ type: text/x-tiddlywiki-html
 <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
 <meta name="application-name" content="TiddlyWiki" />
 <meta name="generator" content="TiddlyWiki" />
-<meta name="tiddlywiki-version" content="<<include "$:/core/version.txt" text/plain shadow:yes>>" />
+<meta name="tiddlywiki-version" content="<<include "$:/core/version.txt" text/plain>>" />
 <meta name="viewport" content="width=device-width, initial-scale=1.0" />
 <meta name="apple-mobile-web-app-capable" content="yes" />
 <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
 <meta name="format-detection" content="telephone=no">
 <meta name="copyright" content="
-<<include "$:/core/copyright.txt" text/plain shadow:yes>>
+<<include "$:/core/copyright.txt" text/plain>>
 " />
 <title><<include "$:/wiki/title" text/plain>></title>
 <!----------- This is a Tiddlywiki file. The points of interest in the file are marked with this pattern ----------->
 <div id="styleArea">
-<<include "[type[text/css]]" application/x-tiddler-css shadow:yes>>
+<<include "[type[text/css]]" application/x-tiddler-css>>
 </div>
 <!----------- Raw markup ----------->
-<<include "[tag[$:/shadow/rawMarkup]]" text/plain shadow:yes>>
+<<include "[tag[$:/shadow/rawMarkup]]" text/plain>>
 </head>
 <body>
 <!----------- Static content for Google and browsers without JavaScript ----------->
 <noscript>
 <div id="splashArea" style="display:none;">
-<<include "$:/templates/StaticContent" text/html shadow:yes>>
+<<include "$:/templates/StaticContent" text/html>>
 </div>
 </noscript>
 <!----------- Miscellaneous shadow tiddlers ----------->
 <div id="shadowArea" style="display:none;">
-<<include "[!type[text/css]] -[type[application/javascript]has[module-type]] -[[$:/core/boot.js]] -[[$:/core/bootprefix.js]]" application/x-tiddler-html-div shadow:yes>>
+<<include "[!type[text/css]] -[type[application/javascript]has[module-type]] -[[$:/core/boot.js]] -[[$:/core/bootprefix.js]]" application/x-tiddler-html-div>>
 </div>
 <!----------- Ordinary tiddlers ----------->
 <div id="storeArea" style="display:none;">
@@ -39,15 +39,15 @@ type: text/x-tiddlywiki-html
 </div>
 <!----------- Boot kernel prologue ----------->
 <div id="bootKernelPrefix" style="display:none;">
-<<include "$:/core/bootprefix.js" application/javascript shadow:yes>>
+<<include "$:/core/bootprefix.js" application/javascript>>
 </div>
 <!----------- Plugin modules ----------->
 <div id="pluginModules" style="display:none;">
-<<include "[type[application/javascript]has[module-type]]" application/x-tiddler-module shadow:yes>>
+<<include "[type[application/javascript]has[module-type]]" application/x-tiddler-module>>
 </div>
 <!----------- Boot kernel ----------->
 <div id="bootKernel" style="display:none;">
-<<include "$:/core/boot.js" application/javascript shadow:yes>>
+<<include "$:/core/boot.js" application/javascript>>
 </div>
 </body>
 </html>