diff --git a/src/File64/File64.java b/src/File64/File64.java
index 9706a2f..83a3ef3 100644
--- a/src/File64/File64.java
+++ b/src/File64/File64.java
@@ -34,6 +34,11 @@ import java.util.Base64;
 
 public class File64 {
     
+    /*
+    This function transforms a binary file to byte[] array.
+    This allows it to be turned into a base64 encoded string suitable for use in
+    JSON.
+     */
     private static byte[] file_to_byte(File input_file) throws FileNotFoundException, IOException {
         byte[] file_bytes;
         try (InputStream file_stream = new FileInputStream(input_file)) {
@@ -56,7 +61,7 @@ public class File64 {
     }
 
     /**
-     *
+     * The default interface. Files or strings are ingested and returned from here.
      * @param to_encode
      * @param is_path
      * @return
@@ -73,8 +78,6 @@ public class File64 {
         } else if (!is_path) {
             encoded_string = Base64.getEncoder().encodeToString(to_encode.getBytes());
         }
-//        byte[] decoded_bytes = Base64.getDecoder().decode(encoded_string);
-//        String decoded_string = new String(decoded_bytes);
         return encoded_string;
     }
 }