let's go

src/Blocktavius.AppDQB2/MainWindow.xaml.cs

@@ -30,7 +30,7 @@ internal async void DoPreview()
 			var vm = (this.DataContext as MainWindowVM)?.CurrentContent as ProjectVM;
 			if (EyeOfRubissDriver != null && vm != null)
 			{
-				var scriptedStage = await vm.TryRebuildStage();
+				var scriptedStage = await vm.TryRebuildStage(preview: true);
 				if (scriptedStage != null)
 				{
 					await EyeOfRubissDriver.WriteStageAsync(scriptedStage);

src/Blocktavius.AppDQB2/PlanScriptDialog.xaml.cs

@@ -171,7 +171,7 @@ public PlanScriptVM(ProjectVM project)
 			ScriptName = project.SelectedScript.GetScriptName() ?? "<Untitled Script>";
 			Title = $"Plan and Run -- {ScriptName}";
 
-			rebuildTask = project.TryRebuildStage();
+			rebuildTask = project.TryRebuildStage(preview: false);
 
 			if (project.BackupsEnabled(out var backupDir))
 			{

src/Blocktavius.AppDQB2/ProjectVM.cs

@@ -294,14 +294,20 @@ private void ExpandChunks(IReadOnlySet<ChunkOffset> expansion)
 		return stage;
 	}
 
-	public async Task<IStage?> TryRebuildStage()
+	public async Task<IStage?> TryRebuildStage(bool preview)
 	{
 		var workingStage = await TryLoadMutableStage(expandChunks: true);
 		if (workingStage == null)
 		{
 			return null;
 		}
 
+		if (this.SelectedScript == Scripts.FirstOrDefault()) // NOMERGE!!
+		{
+			TERRAGEN.DropTheHammer(workingStage, preview);
+			return workingStage;
+		}
+
 		var context = new StageRebuildContext(workingStage);
 		var mutation = this.SelectedScript?.BuildMutation(context);
 		if (mutation != null)