diff --git a/src/asteroids.rs b/src/asteroids.rs
index 416be14..8b7196e 100644
--- a/src/asteroids.rs
+++ b/src/asteroids.rs
@@ -36,15 +36,15 @@ impl Asteroid {
         );
         Self {
             pos: r,
-            vel: 0.1 * -r
+            vel: 0.001 * -r
                 + vec2(
-                    gen_range(20., 60.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
-                    gen_range(20., 60.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
+                    gen_range(0.3, 1.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
+                    gen_range(0.3, 1.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
                 ),
             size: size,
             sides: sides,
             radius: radius,
-            omega: gen_range(50., 200.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
+            omega: gen_range(0.8, 3.5) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
             rot: 0.,
             alive: true,
         }
diff --git a/src/main.rs b/src/main.rs
index 13f41fa..b00fd58 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -16,15 +16,15 @@ async fn main() {
         ..Default::default()
     };
     set_camera(&cam);
-    // let mut world = World::new();
-    let mut nn = NN::new(vec![1, 2, 1]);
+    let mut world = World::new();
+    // let mut nn = NN::new(vec![1, 2, 1]);
 
     loop {
-        // clear_background(BLACK);
-        // if !world.over {
-        //     world.update();
-        // }
-        // world.draw();
+        clear_background(BLACK);
+        if !world.over {
+            world.update();
+        }
+        world.draw();
         next_frame().await
     }
 }
diff --git a/src/player.rs b/src/player.rs
index 0e7dee0..1f3c05f 100644
--- a/src/player.rs
+++ b/src/player.rs
@@ -56,29 +56,39 @@ impl Player {
 
     pub fn update(&mut self) {
         let mut mag = 0.;
-        if is_key_down(KeyCode::Right) {
-            self.rot += 5.;
+        let mut keys = vec![false, false, false];
+        if let Some(brain) = &self.brain {
+            keys = brain
+                .feed_forward(vec![
+                    self.pos.x, self.pos.y, self.vel.x, self.vel.y, self.rot,
+                ])
+                .iter()
+                .map(|&x| if x > 0. { true } else { false })
+                .collect();
+        }
+        if is_key_down(KeyCode::Right) || keys[0] {
+            self.rot += 0.1;
             self.dir = vec2(self.rot.cos(), self.rot.sin());
         }
-        if is_key_down(KeyCode::Left) {
-            self.rot -= 5.;
+        if is_key_down(KeyCode::Left) || keys[1] {
+            self.rot -= 0.1;
             self.dir = vec2(self.rot.cos(), self.rot.sin());
         }
-        if is_key_down(KeyCode::Up) {
-            mag = 360.;
+        if is_key_down(KeyCode::Up) || keys[2] {
+            mag = 0.14;
         }
         if is_key_down(KeyCode::Space) {
             if self.shot_interval + self.last_shot < get_time() as f32 {
                 self.last_shot = get_time() as f32;
                 self.bullets.push(Bullet {
                     pos: self.pos + self.dir.rotate(vec2(20., 0.)),
-                    vel: self.dir.rotate(vec2(500., 0.)) + self.vel,
+                    vel: self.dir.rotate(vec2(8.5, 0.)) + self.vel,
                     alive: true,
                 });
             }
         }
 
-        self.vel += (mag * self.dir - self.drag * self.vel.length() * self.vel);
+        self.vel += mag * self.dir - self.drag * self.vel.length() * self.vel;
         self.pos += self.vel;
         if self.pos.x.abs() > screen_width() / 2. + 10. {
             self.pos.x *= -1.;
diff --git a/src/world.rs b/src/world.rs
index dd06ddc..135aa29 100644
--- a/src/world.rs
+++ b/src/world.rs
@@ -40,7 +40,7 @@ impl World {
                 self.score += 1;
                 match asteroid.size {
                     AsteroidSize::Large => {
-                        let rand = vec2(gen_range(-50., 50.), gen_range(-50., 50.));
+                        let rand = vec2(gen_range(-0.8, 0.8), gen_range(-0.8, 0.8));
                         to_add.push(Asteroid::new_from(
                             asteroid.pos,
                             asteroid.vel + rand,
@@ -53,7 +53,7 @@ impl World {
                         ));
                     }
                     AsteroidSize::Medium => {
-                        let rand = vec2(gen_range(-40., 40.), gen_range(-40., 40.));
+                        let rand = vec2(gen_range(-0.6, 0.6), gen_range(-0.6, 0.6));
                         to_add.push(Asteroid::new_from(
                             asteroid.pos,
                             asteroid.vel + rand,