diff --git a/manimlib/mobject/svg/special_tex.py b/manimlib/mobject/svg/special_tex.py
index a2ed9964..f933a11e 100644
--- a/manimlib/mobject/svg/special_tex.py
+++ b/manimlib/mobject/svg/special_tex.py
@@ -22,7 +22,7 @@ class BulletedList(VGroup):
         buff: float = MED_LARGE_BUFF,
         aligned_edge: Vect3 = LEFT,
         **kwargs
-    ):  
+    ):
         labelled_content = [R"\item " + item for item in items]
         tex_string = "\n".join([
             R"\begin{itemize}",
@@ -36,9 +36,12 @@ class BulletedList(VGroup):
 
         self.arrange(DOWN, buff=buff, aligned_edge=aligned_edge)
 
-    def fade_all_but(self, index: int, opacity: float = 0.25) -> None:
+    def fade_all_but(self, index: int, opacity: float = 0.25, scale_factor=0.7) -> None:
+        max_dot_height = max([item[0].get_height() for item in self.submobjects])
         for i, part in enumerate(self.submobjects):
+            trg_dot_height = (1.0 if i == index else scale_factor) * max_dot_height
             part.set_fill(opacity=(1.0 if i == index else opacity))
+            part.scale(trg_dot_height / part[0].get_height(), about_edge=LEFT)
 
 
 class TexTextFromPresetString(TexText):
diff --git a/manimlib/scene/scene.py b/manimlib/scene/scene.py
index f334eeac..c43be957 100644
--- a/manimlib/scene/scene.py
+++ b/manimlib/scene/scene.py
@@ -8,10 +8,9 @@ from functools import wraps
 from contextlib import contextmanager
 from contextlib import ExitStack
 
-from pyglet.window import key as PygletWindowKeys
-
 import numpy as np
 from tqdm.auto import tqdm as ProgressDisplay
+from pyglet.window import key as PygletWindowKeys
 
 from manimlib.animation.animation import prepare_animation
 from manimlib.camera.camera import Camera
@@ -33,6 +32,7 @@ from manimlib.utils.dict_ops import merge_dicts_recursively
 from manimlib.utils.family_ops import extract_mobject_family_members
 from manimlib.utils.family_ops import recursive_mobject_remove
 from manimlib.utils.iterables import batch_by_property
+from manimlib.utils.sounds import play_sound
 from manimlib.window import Window
 
 from typing import TYPE_CHECKING
diff --git a/manimlib/utils/sounds.py b/manimlib/utils/sounds.py
index f34ba435..c0ddc8f3 100644
--- a/manimlib/utils/sounds.py
+++ b/manimlib/utils/sounds.py
@@ -1,5 +1,9 @@
 from __future__ import annotations
 
+import subprocess
+import threading
+import platform
+
 from manimlib.utils.directories import get_sound_dir
 from manimlib.utils.file_ops import find_file
 
@@ -10,3 +14,27 @@ def get_full_sound_file_path(sound_file_name: str) -> str:
         directories=[get_sound_dir()],
         extensions=[".wav", ".mp3", ""]
     )
+
+
+def play_sound(sound_file):
+    """Play a sound file using the system's audio player"""
+    full_path = get_full_sound_file_path(sound_file)
+    system = platform.system()
+
+    if system == "Windows":
+        # Windows
+        subprocess.Popen(
+            ["powershell", "-c", f"(New-Object Media.SoundPlayer '{full_path}').PlaySync()"],
+            shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL
+    )
+    elif system == "Darwin":
+        # macOS
+        subprocess.Popen(
+            ["afplay", full_path],
+            stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL
+        )
+    else:
+        subprocess.Popen(
+            ["aplay", full_path],
+            stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL
+        )