From d05d83cf4b3b1353c6e77306055aa5e78e822112 Mon Sep 17 00:00:00 2001
From: samuel-w <samuel.woon@protonmail.com>
Date: Sat, 8 May 2021 15:51:10 -0500
Subject: Add comment

---
 Duplicati/Library/Main/Options.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Duplicati/Library/Main/Options.cs b/Duplicati/Library/Main/Options.cs
index ae974cef2..05d64d74a 100644
--- a/Duplicati/Library/Main/Options.cs
+++ b/Duplicati/Library/Main/Options.cs
@@ -1839,7 +1839,7 @@ namespace Duplicati.Library.Main
             {
                 if (m_compressionHints == null)
                 {
-                    var hints = new Dictionary<string, CompressionHint>(StringComparer.OrdinalIgnoreCase);
+                    var hints = new Dictionary<string, CompressionHint>(StringComparer.OrdinalIgnoreCase); // Since file extensions are case insensitive
 
                     string file;
                     if (!m_options.TryGetValue("compression-extension-file", out file))
-- 
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