diff --git a/crates/bevy_ecs/examples/events.rs b/crates/bevy_ecs/examples/events.rs
index 02bc0f5071368..45410653a64eb 100644
--- a/crates/bevy_ecs/examples/events.rs
+++ b/crates/bevy_ecs/examples/events.rs
@@ -1,4 +1,4 @@
-use bevy_ecs::{event::Events, prelude::*};
+use bevy_ecs::prelude::*;
 
 // In this example a system sends a custom event with a 50/50 chance during any frame.
 // If an event was send, it will be printed by the console in a receiving system.
diff --git a/crates/bevy_ecs/src/event.rs b/crates/bevy_ecs/src/event.rs
index 47972a4fa46ee..c46a9584ff27a 100644
--- a/crates/bevy_ecs/src/event.rs
+++ b/crates/bevy_ecs/src/event.rs
@@ -207,9 +207,8 @@ impl<'w, 's, E: Event> EventReader<'w, 's, E> {
         &mut self,
     ) -> impl DoubleEndedIterator<Item = (&E, EventId<E>)> + ExactSizeIterator<Item = (&E, EventId<E>)>
     {
-        self.reader.iter_with_id(&self.events).map(|r @ (_, id)| {
+        self.reader.iter_with_id(&self.events).inspect(|(_, id)| {
             trace!("EventReader::iter() -> {}", id);
-            r
         })
     }
 
@@ -313,7 +312,7 @@ impl<'w, 's, E: Event> EventWriter<'w, 's, E> {
         self.events.send(event);
     }
 
-    pub fn send_batch(&mut self, events: impl Iterator<Item = E>) {
+    pub fn send_batch(&mut self, events: impl IntoIterator<Item = E>) {
         self.events.extend(events);
     }
 
diff --git a/crates/bevy_render/src/mesh/mesh/mod.rs b/crates/bevy_render/src/mesh/mesh/mod.rs
index 88a0ef1bc2659..15d1a9fb0fa1a 100644
--- a/crates/bevy_render/src/mesh/mesh/mod.rs
+++ b/crates/bevy_render/src/mesh/mesh/mod.rs
@@ -615,35 +615,35 @@ impl VertexAttributeValues {
     /// mesh, all of the [`VertexAttributeValues`] must have the same length.
     #[allow(clippy::match_same_arms)]
     pub fn len(&self) -> usize {
-        match *self {
-            VertexAttributeValues::Float32(ref values) => values.len(),
-            VertexAttributeValues::Sint32(ref values) => values.len(),
-            VertexAttributeValues::Uint32(ref values) => values.len(),
-            VertexAttributeValues::Float32x2(ref values) => values.len(),
-            VertexAttributeValues::Sint32x2(ref values) => values.len(),
-            VertexAttributeValues::Uint32x2(ref values) => values.len(),
-            VertexAttributeValues::Float32x3(ref values) => values.len(),
-            VertexAttributeValues::Sint32x3(ref values) => values.len(),
-            VertexAttributeValues::Uint32x3(ref values) => values.len(),
-            VertexAttributeValues::Float32x4(ref values) => values.len(),
-            VertexAttributeValues::Sint32x4(ref values) => values.len(),
-            VertexAttributeValues::Uint32x4(ref values) => values.len(),
-            VertexAttributeValues::Sint16x2(ref values) => values.len(),
-            VertexAttributeValues::Snorm16x2(ref values) => values.len(),
-            VertexAttributeValues::Uint16x2(ref values) => values.len(),
-            VertexAttributeValues::Unorm16x2(ref values) => values.len(),
-            VertexAttributeValues::Sint16x4(ref values) => values.len(),
-            VertexAttributeValues::Snorm16x4(ref values) => values.len(),
-            VertexAttributeValues::Uint16x4(ref values) => values.len(),
-            VertexAttributeValues::Unorm16x4(ref values) => values.len(),
-            VertexAttributeValues::Sint8x2(ref values) => values.len(),
-            VertexAttributeValues::Snorm8x2(ref values) => values.len(),
-            VertexAttributeValues::Uint8x2(ref values) => values.len(),
-            VertexAttributeValues::Unorm8x2(ref values) => values.len(),
-            VertexAttributeValues::Sint8x4(ref values) => values.len(),
-            VertexAttributeValues::Snorm8x4(ref values) => values.len(),
-            VertexAttributeValues::Uint8x4(ref values) => values.len(),
-            VertexAttributeValues::Unorm8x4(ref values) => values.len(),
+        match self {
+            VertexAttributeValues::Float32(values) => values.len(),
+            VertexAttributeValues::Sint32(values) => values.len(),
+            VertexAttributeValues::Uint32(values) => values.len(),
+            VertexAttributeValues::Float32x2(values) => values.len(),
+            VertexAttributeValues::Sint32x2(values) => values.len(),
+            VertexAttributeValues::Uint32x2(values) => values.len(),
+            VertexAttributeValues::Float32x3(values) => values.len(),
+            VertexAttributeValues::Sint32x3(values) => values.len(),
+            VertexAttributeValues::Uint32x3(values) => values.len(),
+            VertexAttributeValues::Float32x4(values) => values.len(),
+            VertexAttributeValues::Sint32x4(values) => values.len(),
+            VertexAttributeValues::Uint32x4(values) => values.len(),
+            VertexAttributeValues::Sint16x2(values) => values.len(),
+            VertexAttributeValues::Snorm16x2(values) => values.len(),
+            VertexAttributeValues::Uint16x2(values) => values.len(),
+            VertexAttributeValues::Unorm16x2(values) => values.len(),
+            VertexAttributeValues::Sint16x4(values) => values.len(),
+            VertexAttributeValues::Snorm16x4(values) => values.len(),
+            VertexAttributeValues::Uint16x4(values) => values.len(),
+            VertexAttributeValues::Unorm16x4(values) => values.len(),
+            VertexAttributeValues::Sint8x2(values) => values.len(),
+            VertexAttributeValues::Snorm8x2(values) => values.len(),
+            VertexAttributeValues::Uint8x2(values) => values.len(),
+            VertexAttributeValues::Unorm8x2(values) => values.len(),
+            VertexAttributeValues::Sint8x4(values) => values.len(),
+            VertexAttributeValues::Snorm8x4(values) => values.len(),
+            VertexAttributeValues::Uint8x4(values) => values.len(),
+            VertexAttributeValues::Unorm8x4(values) => values.len(),
         }
     }
 
@@ -666,34 +666,34 @@ impl VertexAttributeValues {
     #[allow(clippy::match_same_arms)]
     pub fn get_bytes(&self) -> &[u8] {
         match self {
-            VertexAttributeValues::Float32(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint32(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint32(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Float32x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint32x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint32x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Float32x3(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint32x3(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint32x3(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Float32x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint32x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint32x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint16x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Snorm16x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint16x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Unorm16x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint16x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Snorm16x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint16x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Unorm16x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint8x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Snorm8x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint8x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Unorm8x2(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Sint8x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Snorm8x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Uint8x4(values) => cast_slice(&values[..]),
-            VertexAttributeValues::Unorm8x4(values) => cast_slice(&values[..]),
+            VertexAttributeValues::Float32(values) => cast_slice(values),
+            VertexAttributeValues::Sint32(values) => cast_slice(values),
+            VertexAttributeValues::Uint32(values) => cast_slice(values),
+            VertexAttributeValues::Float32x2(values) => cast_slice(values),
+            VertexAttributeValues::Sint32x2(values) => cast_slice(values),
+            VertexAttributeValues::Uint32x2(values) => cast_slice(values),
+            VertexAttributeValues::Float32x3(values) => cast_slice(values),
+            VertexAttributeValues::Sint32x3(values) => cast_slice(values),
+            VertexAttributeValues::Uint32x3(values) => cast_slice(values),
+            VertexAttributeValues::Float32x4(values) => cast_slice(values),
+            VertexAttributeValues::Sint32x4(values) => cast_slice(values),
+            VertexAttributeValues::Uint32x4(values) => cast_slice(values),
+            VertexAttributeValues::Sint16x2(values) => cast_slice(values),
+            VertexAttributeValues::Snorm16x2(values) => cast_slice(values),
+            VertexAttributeValues::Uint16x2(values) => cast_slice(values),
+            VertexAttributeValues::Unorm16x2(values) => cast_slice(values),
+            VertexAttributeValues::Sint16x4(values) => cast_slice(values),
+            VertexAttributeValues::Snorm16x4(values) => cast_slice(values),
+            VertexAttributeValues::Uint16x4(values) => cast_slice(values),
+            VertexAttributeValues::Unorm16x4(values) => cast_slice(values),
+            VertexAttributeValues::Sint8x2(values) => cast_slice(values),
+            VertexAttributeValues::Snorm8x2(values) => cast_slice(values),
+            VertexAttributeValues::Uint8x2(values) => cast_slice(values),
+            VertexAttributeValues::Unorm8x2(values) => cast_slice(values),
+            VertexAttributeValues::Sint8x4(values) => cast_slice(values),
+            VertexAttributeValues::Snorm8x4(values) => cast_slice(values),
+            VertexAttributeValues::Uint8x4(values) => cast_slice(values),
+            VertexAttributeValues::Unorm8x4(values) => cast_slice(values),
         }
     }
 }
diff --git a/examples/ecs/custom_query_param.rs b/examples/ecs/custom_query_param.rs
index 8f8c4e13e71e8..d7cb8cb1e9bcb 100644
--- a/examples/ecs/custom_query_param.rs
+++ b/examples/ecs/custom_query_param.rs
@@ -12,10 +12,7 @@
 //!
 //! For more details on the `WorldQuery` derive macro, see the trait documentation.
 
-use bevy::{
-    ecs::{component::Component, query::WorldQuery},
-    prelude::*,
-};
+use bevy::{ecs::query::WorldQuery, prelude::*};
 use std::fmt::Debug;
 
 fn main() {
diff --git a/examples/ecs/iter_combinations.rs b/examples/ecs/iter_combinations.rs
index b66f9148b33a1..21dcac8b58c6d 100644
--- a/examples/ecs/iter_combinations.rs
+++ b/examples/ecs/iter_combinations.rs
@@ -1,6 +1,6 @@
 //! Shows how to iterate over combinations of query results.
 
-use bevy::{pbr::AmbientLight, prelude::*, render::camera::Camera, time::FixedTimestep};
+use bevy::{pbr::AmbientLight, prelude::*, time::FixedTimestep};
 use rand::{thread_rng, Rng};
 
 #[derive(Debug, Hash, PartialEq, Eq, Clone, StageLabel)]
diff --git a/examples/input/keyboard_input.rs b/examples/input/keyboard_input.rs
index b235ae0c01136..27c2592927698 100644
--- a/examples/input/keyboard_input.rs
+++ b/examples/input/keyboard_input.rs
@@ -1,9 +1,6 @@
 //! Demonstrates handling a key press/release.
 
-use bevy::{
-    input::{keyboard::KeyCode, Input},
-    prelude::*,
-};
+use bevy::prelude::*;
 
 fn main() {
     App::new()
diff --git a/examples/input/keyboard_modifiers.rs b/examples/input/keyboard_modifiers.rs
index b36660fd0ff6b..a7242e7d5fb81 100644
--- a/examples/input/keyboard_modifiers.rs
+++ b/examples/input/keyboard_modifiers.rs
@@ -1,9 +1,6 @@
 //! Demonstrates using key modifiers (ctrl, shift).
 
-use bevy::{
-    input::{keyboard::KeyCode, Input},
-    prelude::*,
-};
+use bevy::prelude::*;
 
 fn main() {
     App::new()
diff --git a/examples/input/mouse_input_events.rs b/examples/input/mouse_input_events.rs
index 547038f40cb32..3d3cf40e34940 100644
--- a/examples/input/mouse_input_events.rs
+++ b/examples/input/mouse_input_events.rs
@@ -3,7 +3,6 @@
 use bevy::{
     input::mouse::{MouseButtonInput, MouseMotion, MouseWheel},
     prelude::*,
-    window::CursorMoved,
 };
 
 fn main() {
diff --git a/examples/shader/shader_instancing.rs b/examples/shader/shader_instancing.rs
index b3ec34d00b361..8f9d9b7888326 100644
--- a/examples/shader/shader_instancing.rs
+++ b/examples/shader/shader_instancing.rs
@@ -3,7 +3,6 @@
 use bevy::{
     core_pipeline::core_3d::Transparent3d,
     ecs::system::{lifetimeless::*, SystemParamItem},
-    math::prelude::*,
     pbr::{MeshPipeline, MeshPipelineKey, MeshUniform, SetMeshBindGroup, SetMeshViewBindGroup},
     prelude::*,
     render::{
@@ -16,7 +15,7 @@ use bevy::{
         },
         render_resource::*,
         renderer::RenderDevice,
-        view::{ComputedVisibility, ExtractedView, Msaa, NoFrustumCulling, Visibility},
+        view::{ExtractedView, NoFrustumCulling},
         RenderApp, RenderStage,
     },
 };
diff --git a/examples/stress_tests/many_sprites.rs b/examples/stress_tests/many_sprites.rs
index 3fb2b94d8066b..c58ea82d2dbf4 100644
--- a/examples/stress_tests/many_sprites.rs
+++ b/examples/stress_tests/many_sprites.rs
@@ -9,9 +9,7 @@
 
 use bevy::{
     diagnostic::{FrameTimeDiagnosticsPlugin, LogDiagnosticsPlugin},
-    math::Quat,
     prelude::*,
-    render::camera::Camera,
     window::PresentMode,
 };
 
diff --git a/examples/window/low_power.rs b/examples/window/low_power.rs
index d9db6b15fb822..e22f1d2fffce5 100644
--- a/examples/window/low_power.rs
+++ b/examples/window/low_power.rs
@@ -3,10 +3,9 @@
 //! This is useful for making desktop applications, or any other program that doesn't need to be
 //! running the event loop non-stop.
 
-use std::time::Duration;
-
 use bevy::{
     prelude::*,
+    utils::Duration,
     window::{PresentMode, RequestRedraw},
     winit::WinitSettings,
 };