diff --git a/experiments/outline-editor/editor.js b/experiments/outline-editor/editor.js
index 0461092..6d51122 100755
--- a/experiments/outline-editor/editor.js
+++ b/experiments/outline-editor/editor.js
@@ -618,6 +618,12 @@ var tasks = {
 var toc = {
 	__proto__: plugin,
 
+	// XXX not sure on what to build the hierarchy...
+	// 		this could be:
+	// 			- heading level
+	// 			- topology
+	// 			- both
+	// 			- ...
 	update: function(editor, elem){
 		var outline = editor.outline
 		var tocs = [...outline.querySelectorAll('.toc .view')]
@@ -632,7 +638,7 @@ var toc = {
 					depth++ }
 				parent = parent.parentElement }
 			return depth }
-		var headings = [...editor.outline.querySelectorAll('.heading .view')]
+		var headings = [...editor.outline.querySelectorAll('.block.heading>.view')]
 			.map(function(e){
 				return `<li>${ e.innerText.split(/\n/)[0] }</li>`
 			})
@@ -1186,7 +1192,7 @@ var Outline = {
 		// NOTE: this needs to be before styling to prevent it from 
 		// 		treating '[_] ... [_]' as italic...
 		tasks,
-		//toc,
+		toc,
 		styling,
 		// XXX
 		//attributes,
@@ -1316,7 +1322,7 @@ var Outline = {
 					outline
 				: node.parentElement === outline ?
 					outline
-				: node.parentElement.parentElement }
+				: node?.parentElement?.parentElement }
 		var children = function(node){
 			return node === outline ?
 				[...node.children]
@@ -1965,7 +1971,7 @@ var Outline = {
 				var line = edited.getTextGeometry().line
 				if(line == 0){
 					evt.preventDefault() 
-					that.focus('edited', 'prev') }
+					that.edit('prev') }
 			} else {
 				evt.preventDefault() 
 				this.focus('focused', -1) } },
@@ -1986,9 +1992,9 @@ var Outline = {
 			var edited = this.get('edited')
 			if(edited){
 				var {line, lines} = edited.getTextGeometry()
-				if(line == lines - 1){
+				if(lines == 0 || line == lines - 1){
 					evt.preventDefault() 
-					that.focus('edited', 'next') }
+					that.edit('next') }
 			} else {
 				evt.preventDefault() 
 				this.focus('focused', 1) } },
diff --git a/experiments/outline-editor/index.html b/experiments/outline-editor/index.html
index 0b30027..156f3c6 100755
--- a/experiments/outline-editor/index.html
+++ b/experiments/outline-editor/index.html
@@ -48,13 +48,6 @@
   - 
 - ## Bugs:
   focused:: true
-  - BUG: deleting an element in edit mode breaks code (err)
-    - click the next line and press `backspace`
-    - 
-  - BUG: navigation in edit mode broken...
-    -
-    - // can't go past this down...
-    - 
   - BUG: caret positioning broken
     - *TODO*::
       - text text text
@@ -118,7 +111,9 @@
       - side margins are a bit too large (account for toolbat to the right)
   -
 - ## ToDo:
-  - TOC?
+  - might be a good idea to make the heading level depend on its depth...
+  - Q: do we want to place the caret when moving between nodes???
+    - _would be nice to remember the caret horizontal offset for vertical movement_
   - Q: should we use `HTMLTextAreaElement.autoUpdateSize(..)` or handle it globally in setup???
     - _...I'm leaning towards the later..._
   - Q: can we place a cursor in a table correctly???
@@ -182,6 +177,7 @@
   - numbered lists: add counters to a depth of 6-7...
     - _or find a way to make them repeat..._
   - FEATURE: read-only mode
+  - FEATURE: TOC (???)
   - FEATURE: auto-shift done blocks to the end of siblings... (option?)
     - ...or should this be `sort:: done` -- i.e. sort children by done status??
   - codeblock as a block