diff --git a/DiscordChatExporter.Cli.Tests/Specs/PathSanitizationSpecs.cs b/DiscordChatExporter.Cli.Tests/Specs/PathSanitizationSpecs.cs
deleted file mode 100644
index fd534dea..00000000
--- a/DiscordChatExporter.Cli.Tests/Specs/PathSanitizationSpecs.cs
+++ /dev/null
@@ -1,129 +0,0 @@
-using System.IO;
-using DiscordChatExporter.Core.Utils.Extensions;
-using FluentAssertions;
-using Xunit;
-
-namespace DiscordChatExporter.Cli.Tests.Specs;
-
-public class PathSanitizationSpecs
-{
-    [Fact]
-    public void Path_with_question_mark_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("How to do this?");
-
-        // Assert
-        result.Should().Be("How to do this_");
-    }
-
-    [Fact]
-    public void Path_with_colon_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("Title: Subtitle");
-
-        // Assert
-        result.Should().Be("Title_ Subtitle");
-    }
-
-    [Fact]
-    public void Path_with_asterisk_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("File*Name");
-
-        // Assert
-        result.Should().Be("File_Name");
-    }
-
-    [Fact]
-    public void Path_with_backslash_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("Path\\File");
-
-        // Assert
-        result.Should().Be("Path_File");
-    }
-
-    [Fact]
-    public void Path_with_forward_slash_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("Path/File");
-
-        // Assert
-        result.Should().Be("Path_File");
-    }
-
-    [Fact]
-    public void Path_with_double_quote_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("Say \"Hello\"");
-
-        // Assert
-        result.Should().Be("Say _Hello_");
-    }
-
-    [Fact]
-    public void Path_with_less_than_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("Value<10");
-
-        // Assert
-        result.Should().Be("Value_10");
-    }
-
-    [Fact]
-    public void Path_with_greater_than_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("Value>10");
-
-        // Assert
-        result.Should().Be("Value_10");
-    }
-
-    [Fact]
-    public void Path_with_pipe_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("Option A | Option B");
-
-        // Assert
-        result.Should().Be("Option A _ Option B");
-    }
-
-    [Fact]
-    public void Path_with_multiple_invalid_characters_is_sanitized()
-    {
-        // Act
-        var result = Path.EscapeFileName("How? Why: This/That <works> |right|");
-
-        // Assert
-        result.Should().Be("How_ Why_ This_That _works_ _right_");
-    }
-
-    [Fact]
-    public void Path_with_valid_characters_is_not_changed()
-    {
-        // Act
-        var result = Path.EscapeFileName("Valid File Name 123");
-
-        // Assert
-        result.Should().Be("Valid File Name 123");
-    }
-
-    [Fact]
-    public void Path_with_special_but_valid_characters_is_not_changed()
-    {
-        // Act
-        var result = Path.EscapeFileName("File (with) [brackets] & symbols! @#$%^");
-
-        // Assert
-        result.Should().Be("File (with) [brackets] & symbols! @#$%^");
-    }
-}
diff --git a/DiscordChatExporter.Core/Utils/Extensions/PathExtensions.cs b/DiscordChatExporter.Core/Utils/Extensions/PathExtensions.cs
index c2fbd505..d04ef4ba 100644
--- a/DiscordChatExporter.Core/Utils/Extensions/PathExtensions.cs
+++ b/DiscordChatExporter.Core/Utils/Extensions/PathExtensions.cs
@@ -10,7 +10,8 @@ public static class PathExtensions
     // Characters that are invalid on common filesystems.
     // This is a union of invalid characters from Windows (NTFS/FAT32), Linux (ext4/XFS), and macOS (HFS+/APFS).
     // We use this instead of Path.GetInvalidFileNameChars() because that only returns OS-specific characters,
-    // not filesystem-specific characters. For example, on Linux, '?' is valid in filenames, but not on NTFS.
+    // not filesystem-specific characters. This means that it's possible to use, for example, an NTFS drive on
+    // Linux, which would allow the OS to create filenames with '?' but result in errors when writing to the filesystem.
     // https://github.com/Tyrrrz/DiscordChatExporter/issues/1417
     private static readonly char[] InvalidFileNameChars =
     [