diff --git a/paint/sources/ui/tab_debug.c b/paint/sources/ui/tab_debug.c
index 3e0d18a4..2026e80e 100644
--- a/paint/sources/ui/tab_debug.c
+++ b/paint/sources/ui/tab_debug.c
@@ -1,70 +1,6 @@
 
 #include "../global.h"
 
-i32 tab_debug_line_counter = 0;
-
-void tab_debug_draw_list(ui_handle_t *list_handle, object_t *current_object) {
-	if (string_equals(char_at(current_object->name, 0), ".")) {
-		return; // Hidden
-	}
-
-	bool b = false;
-
-	// Highlight every other line
-	if (tab_debug_line_counter % 2 == 0) {
-		draw_set_color(g_theme->SEPARATOR_COL);
-		draw_filled_rect(0, g_ui->_y, g_ui->_window_w, UI_ELEMENT_H());
-		draw_set_color(0xffffffff);
-	}
-
-	if (current_object->children->length > 0) {
-		f32_array_t *row = f32_array_create_from_raw_tmp(
-		    (f32[]){
-		        1 / 13.0,
-		        12 / 13.0,
-		    },
-		    2);
-		ui_row(row);
-		ui_handle_t *h = ui_nest(list_handle, tab_debug_line_counter);
-		if (h->init) {
-			h->b = true;
-		}
-		b = ui_panel(h, "", true, false, false);
-		ui_text(current_object->name, UI_ALIGN_LEFT, 0x00000000);
-	}
-	else {
-		g_ui->_x += 18; // Sign offset
-
-		// Draw line that shows parent relations
-		draw_set_color(g_theme->BUTTON_COL);
-		draw_line(g_ui->_x - 10, g_ui->_y + UI_ELEMENT_H() / 2.0, g_ui->_x, g_ui->_y + UI_ELEMENT_H() / 2.0, 1.0);
-		draw_set_color(0xffffffff);
-
-		ui_text(current_object->name, UI_ALIGN_LEFT, 0x00000000);
-		g_ui->_x -= 18;
-	}
-
-	tab_debug_line_counter++;
-
-	// Undo applied offset for row drawing caused by end_element()
-	g_ui->_y -= UI_ELEMENT_OFFSET();
-
-	if (b) {
-		i32 current_y = g_ui->_y;
-		for (i32 i = 0; i < current_object->children->length; ++i) {
-			object_t *child = current_object->children->buffer[i];
-			g_ui->_x += 8;
-			tab_debug_draw_list(list_handle, child);
-			g_ui->_x -= 8;
-		}
-
-		// Draw line that shows parent relations
-		draw_set_color(g_theme->BUTTON_COL);
-		draw_line(g_ui->_x + 14, current_y, g_ui->_x + 14, g_ui->_y - UI_ELEMENT_H() / 2.0, 1.0);
-		draw_set_color(0xffffffff);
-	}
-}
-
 void tab_debug_draw(ui_handle_t *htab) {
 	if (ui_tab(htab, tr("Debug"), false, -1, false)) {
 
@@ -82,13 +18,8 @@ void tab_debug_draw(ui_handle_t *htab) {
 		}
 
 		ui_handle_t *h1 = ui_handle(__ID__);
-		if (ui_panel(h1, "Scene", false, false, false)) {
-			tab_debug_line_counter = 0;
-
-			for (i32 i = 0; i < _scene_root->children->length; ++i) {
-				object_t *c = _scene_root->children->buffer[i];
-				tab_debug_draw_list(ui_handle(__ID__), c);
-			}
+		if (ui_panel(h1, "Performance", false, false, false)) {
+			ui_text(string_tmp("%.2f ms", sys_real_delta() * 1000.0f), UI_ALIGN_LEFT, 0x00000000);
 		}
 	}
 }