fix some existing issues

LightlessSync/UI/Components/OptimizationSettingsPanel.cs

@@ -108,6 +108,14 @@ public sealed class OptimizationSettingsPanel
                 new SeStringUtils.RichTextEntry("When enabled, we cannot provide support for appearance issues caused by this setting!", UIColors.Get("DimRed"), true));
         });
 
+        DrawCallout("texture-opt-info", UIColors.Get("LightlessGrey"), () =>
+        {
+            _uiSharedService.DrawNoteLine("i ", UIColors.Get("LightlessGrey"),
+                new SeStringUtils.RichTextEntry("Compression, downscale, and mip trimming only apply to "),
+                new SeStringUtils.RichTextEntry("newly downloaded pairs", UIColors.Get("LightlessYellow"), true),
+                new SeStringUtils.RichTextEntry(". Existing downloads are not reprocessed; re-download to apply."));
+        });
+
         ImGui.Dummy(new Vector2(0f, 2f * scale));
         DrawGroupHeader("Core Controls", UIColors.Get("LightlessYellow"));
 
@@ -282,6 +290,11 @@ public sealed class OptimizationSettingsPanel
                 new SeStringUtils.RichTextEntry(" will be decimated to the "),
                 new SeStringUtils.RichTextEntry("target ratio", UIColors.Get("LightlessGreen"), true),
                 new SeStringUtils.RichTextEntry(". This can reduce quality or alter intended structure."));
+
+            _uiSharedService.DrawNoteLine("i ", UIColors.Get("LightlessGreen"),
+                new SeStringUtils.RichTextEntry("Decimation only applies to "),
+                new SeStringUtils.RichTextEntry("newly downloaded pairs", UIColors.Get("LightlessYellow"), true),
+                new SeStringUtils.RichTextEntry(". Existing downloads are not reprocessed; re-download to apply."));
         });
 
         DrawGroupHeader("Core Controls", UIColors.Get("LightlessOrange"));