diff --git a/src/cdn/funcs/saveResponse.ts b/src/cdn/funcs/saveResponse.ts
index 7b1432c..2daa6cd 100644
--- a/src/cdn/funcs/saveResponse.ts
+++ b/src/cdn/funcs/saveResponse.ts
@@ -29,6 +29,7 @@ export default function saveResponse(
 
     //wait until everything is written to disk, then return file name
     writeStream.end(() => {
+      //TODO: this is no longer firing ever since we replaced on('data') event by pipe()
       resolve(filePath);
     });
   });
diff --git a/src/ssn/getPatch.ts b/src/ssn/getPatch.ts
index 1f567d4..dc818e0 100644
--- a/src/ssn/getPatch.ts
+++ b/src/ssn/getPatch.ts
@@ -144,6 +144,7 @@ export default async function getPatch({ product, from, to, sourceDirectory, tar
           console.error(`Could not delete removed file "${file.name}"`, error);
         }
       });
+      //TODO: delete folder (and parent folders) that are empty
     });
   }
 
@@ -161,4 +162,6 @@ export default async function getPatch({ product, from, to, sourceDirectory, tar
       });
     });
   }
+
+  //TODO: add option to delete downloaded files once patching is complete
 }