diff --git a/src_testbed/graphics.rs b/src_testbed/graphics.rs
index 70e27baff..847258d32 100644
--- a/src_testbed/graphics.rs
+++ b/src_testbed/graphics.rs
@@ -13,8 +13,6 @@ use rapier::math::{Isometry, Real, Vector};
 //#[cfg(feature = "dim2")]
 //use crate::objects::polyline::Polyline;
 // use crate::objects::mesh::Mesh;
-// use bevy_pbr::StandardMaterial;
-// use bevy_sprite::ColorMaterial;
 use rand::{Rng, SeedableRng};
 use rand_pcg::Pcg32;
 use std::collections::HashMap;
diff --git a/src_testbed/lib.rs b/src_testbed/lib.rs
index 3702866a5..46364cbb3 100644
--- a/src_testbed/lib.rs
+++ b/src_testbed/lib.rs
@@ -22,7 +22,6 @@ mod camera3d;
 mod debug_render;
 mod graphics;
 pub mod harness;
-// mod lines;
 pub mod objects;
 pub mod physics;
 #[cfg(all(feature = "dim3", feature = "other-backends"))]
diff --git a/src_testbed/objects/node.rs b/src_testbed/objects/node.rs
index da14a8071..8ddffab65 100644
--- a/src_testbed/objects/node.rs
+++ b/src_testbed/objects/node.rs
@@ -7,11 +7,7 @@ use std::collections::HashMap;
 
 use bevy::render::render_resource::PrimitiveTopology;
 use bevy_pbr::wireframe::Wireframe;
-// use bevy_pbr::PbrBundle;
-// use bevy_pbr::StandardMaterial;
-// use bevy_sprite::ColorMaterial;
 use rapier::geometry::{ColliderHandle, ColliderSet, Shape, ShapeType};
-
 #[cfg(feature = "dim3")]
 use rapier::geometry::{Cone, Cylinder};
 use rapier::math::{Isometry, Real, Vector};
diff --git a/src_testbed/testbed.rs b/src_testbed/testbed.rs
index 7bd40bb4a..4c8a4a6f9 100644
--- a/src_testbed/testbed.rs
+++ b/src_testbed/testbed.rs
@@ -406,8 +406,6 @@ impl TestbedApp {
                 .insert_non_send_resource(self.harness)
                 .insert_resource(self.builders)
                 .insert_non_send_resource(self.plugins)
-                // .add_stage_before(CoreStage::Update, "physics", SystemStage::single_threaded())
-                // .add_system_to_stage("physics", update_testbed)
                 .add_systems(Update, update_testbed)
                 .add_systems(Update, egui_focus);
             init(&mut app);
@@ -1001,23 +999,9 @@ fn draw_contacts(_nf: &NarrowPhase, _colliders: &ColliderSet) {
 
 #[cfg(feature = "dim3")]
 fn setup_graphics_environment(mut commands: Commands) {
-    // const HALF_SIZE: f32 = 100.0;
-
     commands.spawn(DirectionalLightBundle {
         directional_light: DirectionalLight {
             illuminance: 10000.0,
-            // Configure the projection to better fit the scene
-            // shadow_projection: OrthographicProjection {
-            //     area: Rect::new(
-            //          -HALF_SIZE,
-            //          HALF_SIZE,
-            //          -HALF_SIZE,
-            //          HALF_SIZE,
-            //     ),
-            //     near: -10.0 * HALF_SIZE,
-            //     far: 100.0 * HALF_SIZE,
-            //     ..Default::default()
-            // },
             shadows_enabled: true,
             ..Default::default()
         },