--- audio.module	Fri Jul 31 18:20:53 2009
+++ audio.module	Sun Aug 09 09:22:39 2009
@@ -469,7 +469,10 @@
       ),
     );
 
-    if (isset($file->filepath) && file_exists($file->filepath)) {
+    // old: if (isset($file->filepath) && file_exists($file->filepath)) {
+    // FIXME?: If filepath is set but !file_exists, this change will result in
+    // a 404 -- which to me is expected behavior, frankly.
+    if (isset($file->filepath)) {
       // TODO: should these links be by vid?
       $ret['url_play'] = url('audio/play/'. $node->nid, array('absolute' => TRUE));
       if ($ret['audio']['downloadable']) {
--- audio.pages.inc	Thu Oct 02 13:03:44 2008
+++ audio.pages.inc	Sun Aug 09 09:11:12 2009
@@ -146,7 +146,7 @@
     header($header);
   }
 
-  $source = file_create_path($source);
+  $source = file_create_url($source);
 
   // Transfer file in 1024 byte chunks to save memory usage.
   if ($fd = fopen($source, 'rb')) {