diff --git a/lib/views/messageview.dart b/lib/views/messageview.dart
index 21ecbb32..d279db17 100644
--- a/lib/views/messageview.dart
+++ b/lib/views/messageview.dart
@@ -375,6 +375,8 @@ class _MessageViewState extends State<MessageView> {
     FilePickerResult? result = await FilePicker.platform.pickFiles();
     if (result != null) {
       File file = File(result.files.first.path);
+      // We have a maximum number of bytes we can represent in terms of
+      // a manifest (see : https://git.openprivacy.ca/cwtch.im/cwtch/src/branch/master/protocol/files/manifest.go#L25)
       if (file.lengthSync() <= 10737418240) {
         print("Sending " + file.path);
         _sendFile(file.path);
diff --git a/lib/widgets/filebubble.dart b/lib/widgets/filebubble.dart
index 1366c9c6..496e0924 100644
--- a/lib/widgets/filebubble.dart
+++ b/lib/widgets/filebubble.dart
@@ -1,14 +1,9 @@
-import 'dart:convert';
 import 'dart:io';
 
-import 'package:cwtch/cwtch_icons_icons.dart';
 import 'package:cwtch/models/message.dart';
-import 'package:cwtch/widgets/malformedbubble.dart';
-import 'package:file_picker/file_picker.dart' as androidPicker;
 import 'package:file_picker_desktop/file_picker_desktop.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 import 'package:provider/provider.dart';
 import '../main.dart';
 import '../model.dart';
@@ -172,7 +167,7 @@ class FileBubbleState extends State<FileBubble> {
     }
   }
 
-  // Construct an invite chrome for the sender
+  // Construct an file chrome for the sender
   Widget senderFileChrome(String chrome, String fileName, String rootHash, int fileSize) {
     return ListTile(
         visualDensity: VisualDensity.compact,
@@ -220,7 +215,7 @@ class FileBubbleState extends State<FileBubble> {
         leading: Icon(Icons.attach_file, size: 32, color: Provider.of<Settings>(context).theme.messageFromMeTextColor()));
   }
 
-  // Construct an invite chrome
+  // Construct an file chrome
   Widget fileChrome(String chrome, String fileName, String rootHash, int fileSize, String speed) {
     return ListTile(
       visualDensity: VisualDensity.compact,