diff --git a/lib/settings.dart b/lib/settings.dart
index b740644..de62195 100644
--- a/lib/settings.dart
+++ b/lib/settings.dart
@@ -221,18 +221,18 @@ void printIntro(String msg) {
 String toPrint = 
 """
 
-          ▀█▄   ▀█▀                  ▄           
-           █▀█   █    ▄▄▄    ▄▄▄▄  ▄██▄  ▄▄▄ ▄▄  
-           █ ▀█▄ █  ▄█  ▀█▄ ██▄ ▀   ██    ██▀ ▀▀ 
-           █   ███  ██   ██ ▄ ▀█▄▄  ██    ██     
-          ▄█▄   ▀█▄  ▀█▄▄█▀ █▀▄▄█▀  ▀█▄▀ ▄██▄    
-
- ██████╗ ██████╗ ███╗   ██╗███████╗ ██████╗ ██╗     ███████╗
-██╔════╝██╔═══██╗████╗  ██║██╔════╝██╔═══██╗██║     ██╔════╝
-██║     ██║   ██║██╔██╗ ██║███████╗██║   ██║██║     █████╗  
-██║     ██║   ██║██║╚██╗██║╚════██║██║   ██║██║     ██╔══╝  
-╚██████╗╚██████╔╝██║ ╚████║███████║╚██████╔╝███████╗███████╗
- ╚═════╝ ╚═════╝ ╚═╝  ╚═══╝╚══════╝ ╚═════╝ ╚══════╝╚══════╝
+           ▀█▄   ▀█▀                  ▄           
+            █▀█   █    ▄▄▄    ▄▄▄▄  ▄██▄  ▄▄▄ ▄▄  
+            █ ▀█▄ █  ▄█  ▀█▄ ██▄ ▀   ██    ██▀ ▀▀ 
+            █   ███  ██   ██ ▄ ▀█▄▄  ██    ██     
+           ▄█▄   ▀█▄  ▀█▄▄█▀ █▀▄▄█▀  ▀█▄▀ ▄██▄    
+ 
+  ██████╗ ██████╗ ███╗   ██╗███████╗ ██████╗ ██╗     ███████╗
+ ██╔════╝██╔═══██╗████╗  ██║██╔════╝██╔═══██╗██║     ██╔════╝
+ ██║     ██║   ██║██╔██╗ ██║███████╗██║   ██║██║     █████╗  
+ ██║     ██║   ██║██║╚██╗██║╚════██║██║   ██║██║     ██╔══╝  
+ ╚██████╗╚██████╔╝██║ ╚████║███████║╚██████╔╝███████╗███████╗
+  ╚═════╝ ╚═════╝ ╚═╝  ╚═══╝╚══════╝ ╚═════╝ ╚══════╝╚══════╝
 
 
 """;                         
diff --git a/lib/tree_ds.dart b/lib/tree_ds.dart
index 4934cac..47d96dd 100644
--- a/lib/tree_ds.dart
+++ b/lib/tree_ds.dart
@@ -217,8 +217,8 @@ class Tree {
     
     // now go over the newly inserted event, and add its to the tree for kind 1 events, add 42 events to channels. rest ( such as kind 0, kind 3, kind 7) are ignored.
     newEventIdsSet.forEach((newId) {
-      Tree? newTree = allChildEventsMap[newId]; // this should return true because we just inserted this event in the allEvents in block above
-      if( newTree != null) {
+      Tree? newTree = allChildEventsMap[newId];
+      if( newTree != null) {  // this should return true because we just inserted this event in the allEvents in block above
 
         switch(newTree.e.eventData.kind) {
           case 1:
@@ -352,16 +352,16 @@ class Tree {
     topNotificationTree.retainWhere((t) => ids.add(t.e.eventData.id));
     
     topNotificationTree.forEach( (t) { 
-      t.printTree(0, 0, selectAll); 
+      t.printTree(0, DateTime(0), selectAll); 
       print("\n");
-      });
+    });
     print("\n");
   }
 
   /***********************************************************************************************************************************/
   /* The main print tree function. Calls the reeSelector() for every node and prints it( and its children), only if it returns true. 
    */
-  int printTree(int depth, var newerThan, fTreeSelector treeSelector) {
+  int printTree(int depth, DateTime newerThan, fTreeSelector treeSelector) {
 
     int numPrinted = 0;
 
@@ -390,6 +390,7 @@ class Tree {
           continue;
         } 
 
+        // for top tree, only print the thread that are newer than the given parameter
         int newestChildTime = children[i].getMostRecentTime(0);
         DateTime dTime = DateTime.fromMillisecondsSinceEpoch(newestChildTime *1000);
         //print("comparing $newerThan with $dTime");