diff --git a/web/apps/photos/src/utils/file/index.ts b/web/apps/photos/src/utils/file/index.ts
index d4cc6b624f35740fc6dd78dbebfa1dc502761f21..ad66b7bdb199eb27a412661fc944e8af662b5e2c 100644
--- a/web/apps/photos/src/utils/file/index.ts
+++ b/web/apps/photos/src/utils/file/index.ts
@@ -62,6 +62,14 @@ export enum FILE_OPS_TYPE {
 }
 
 class ModuleState {
+    /**
+     * This will be set to true if we get an error from the Node.js side of our
+     * desktop app telling us that native JPEG conversion is not available for
+     * the current OS/arch combination. That way, we can stop pestering it again
+     * and again (saving an IPC round-trip).
+     *
+     * Note the double negative when it is used.
+     */
     isElectronJPEGConversionNotAvailable = false;
 }