Instead of implementing sound changes in one huge go, I'm going to try smaller approaches. Now play_sound has an optional loop parameter set to false by default for backwards compatibility.

sound.py

@@ -80,7 +80,7 @@ class Sound:
         except Exception as e:
             print(f"Error loading sounds: {e}")
     
-    def play_sound(self, soundName, volume=1.0):
+    def play_sound(self, soundName, volume=1.0, loop=False):
         """Play a sound with current volume settings applied.
         
         Args:
@@ -94,7 +94,10 @@ class Sound:
             return None
             
         sound = self.sounds[soundName]
-        channel = sound.play()
+        if loop:
+            channel = sound.play(-1)
+        else:
+            channel = sound.play()
         if channel:
             channel.set_volume(volume * self.volumeService.get_sfx_volume())
         return channel
@@ -494,7 +497,7 @@ def calculate_volume_and_pan(playerPos, objPos):
         
     return volume, left, right
 
-def play_sound(sound, volume=1.0):
+def play_sound(sound, volume=1.0, loop=False):
     """Play a sound with current volume settings applied.
     
     Args:
@@ -504,7 +507,10 @@ def play_sound(sound, volume=1.0):
     Returns:
         pygame.mixer.Channel: The channel the sound is playing on
     """
-    channel = sound.play()
+    if loop:
+        channel = sound.play(-1)
+    else:
+        channel = sound.play()
     if channel:
         channel.set_volume(volume * volumeService.get_sfx_volume())
     return channel