diff --git a/.vscode/settings.json b/.vscode/settings.json
index 7ca7841..73a8931 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -6,6 +6,7 @@
         "./Cargo.toml",
         "./Cargo.toml",
         "./Cargo.toml",
+        "./Cargo.toml",
         "./Cargo.toml"
     ],
     "rust-analyzer.cargo.target": "wasm32-unknown-unknown"
diff --git a/src/vvlib/mod.rs b/src/vvlib/mod.rs
index 3611f21..2b11b8d 100644
--- a/src/vvlib/mod.rs
+++ b/src/vvlib/mod.rs
@@ -6,7 +6,9 @@ use bevy::app::Update;
 use bevy::asset::Assets;
 use bevy::asset::Handle;
 use bevy::ecs::component::Component;
+use bevy::ecs::query::With;
 use bevy::ecs::system::Query;
+use bevy::ecs::system::Res;
 use bevy::ecs::system::ResMut;
 use bevy::math::Vec3;
 use bevy::render::color::Color;
@@ -14,7 +16,9 @@ use bevy::render::mesh::Indices;
 use bevy::render::mesh::Mesh;
 use bevy::render::mesh::PrimitiveTopology;
 use bevy::render::render_asset::RenderAssetUsages;
+use bevy::time::Time;
 use bevy::utils::hashbrown::HashMap;
+use rand::Rng;
 
 pub mod inputs;
 pub mod intersections;
@@ -477,3 +481,33 @@ fn emit_cube_at(
         indices.extend([len + 2, len + 3, len + 1, len + 1, len + 3, len]);
     }
 }
+
+#[derive(Component)]
+pub struct VoxelIterativeBuildTest {
+    pub timepast: f32,
+    pub count: usize,
+}
+
+pub fn iterate_voxels(
+    time: Res<Time>,
+    mut query: Query<(&mut OctTreeModelComponent, &mut VoxelIterativeBuildTest)>,
+) {
+    for (mut model, mut iter) in &mut query {
+        iter.timepast += time.delta_seconds();
+        const TIME_STEP: f32 = 0.01;
+
+        while iter.timepast >= TIME_STEP && iter.count > 0 {
+            iter.timepast -= TIME_STEP;
+            let mut rng = rand::thread_rng();
+            let x: f32 = rng.gen_range(-10.0..10.0);
+            let y: f32 = rng.gen_range(-10.0..10.0);
+            let z: f32 = rng.gen_range(-10.0..10.0);
+            let vec = Vec3::new(x.round(), y.round(), z.round());
+            let r: f32 = rng.gen_range(0.0..1.0);
+            let g: f32 = rng.gen_range(0.0..1.0);
+            let b: f32 = rng.gen_range(0.0..1.0);
+            model.model.set_voxel_at_location(vec, Color::rgb(r, g, b));
+            iter.count -= 1;
+        }
+    }
+}
diff --git a/src/vvum.rs b/src/vvum.rs
index a8bfe5d..8252bf3 100644
--- a/src/vvum.rs
+++ b/src/vvum.rs
@@ -3,7 +3,7 @@ pub mod mesh_plugin {
 
     use crate::{
         orbit_camera::orbit_camera::*,
-        vvlib::{octtree::OctTree, OctTreeModelComponent},
+        vvlib::{iterate_voxels, octtree::OctTree, OctTreeModelComponent, VoxelIterativeBuildTest},
     };
 
     pub struct PluginInitializer;
@@ -11,6 +11,7 @@ pub mod mesh_plugin {
         fn build(&self, app: &mut App) {
             app.add_systems(Startup, setup);
             app.add_systems(Update, pan_orbit_camera);
+            app.add_systems(Update, iterate_voxels);
         }
     }
 
@@ -28,6 +29,10 @@ pub mod mesh_plugin {
                 ..default()
             },
             model_oct,
+            VoxelIterativeBuildTest {
+                timepast: 0.,
+                count: 4096,
+            },
         ));
 
         let camera_and_light_transform =