ClientLauncher.UserPreferences.LoadPreferences C# (CSharp) Method

        private void LoadPreferences()
        {
            BinaryFormatter bf = new BinaryFormatter();
            LauncherEncryption myEncryption = new LauncherEncryption();
            IsolatedStorageFile inFile = IsolatedStorageFile.GetUserStoreForAssembly();
            //do we have the desired locale?
            Locales myLocales = new Locales(CultureInfo.CurrentUICulture.Name);

            if (App.Current.Resources["UserPreferences"] == null)
            {
                bool blnSetDefaults = false;
                //here we will attempt to load the settings object from the user's profil
                //or make them up if nothing has been chosen yet (first run)
                using (IsolatedStorageFileStream inStream = new IsolatedStorageFileStream("settings.cfg", FileMode.OpenOrCreate, System.IO.FileAccess.Read, inFile))
                using (BinaryReader read = new BinaryReader(inStream))
                {

                    if (read.BaseStream.Length == 0)
                    {
                        blnSetDefaults = true;
                    }
                    else
                    {
                        try
                        {
                            //read in the saved bytes
                            byte[] arInBytes = read.ReadBytes((int)read.BaseStream.Length);

                            //decrypt
                            byte[] arDecrypted = myEncryption.Decrypt(arInBytes);

                            //deserialize
                            using (MemoryStream msIn = new MemoryStream(arDecrypted))
                            {
                                theSettings = bf.Deserialize(msIn) as UserSettings;
                            }

                            if (theSettings == null)
                            {
                                //make a default one
                                blnSetDefaults = true;
                            }
                        }
                        catch (Exception ex)
                        {
                            string strYar = ex.Message;
                        }
                    }
                }

                if (blnSetDefaults)
                {
                    //make a new one
                    theSettings = new UserSettings
                    {
                        Locale = myLocales.CurrentLocale.Locale,
                        Skin = "SWG_DataPad",
                        Pallette = "Alpha Blue",
                        GhostFont = "Aurek-Besh"
                    };

                    //and save that into the file
                    using (MemoryStream msOut = new MemoryStream())
                    using (IsolatedStorageFileStream outStream = new IsolatedStorageFileStream("settings.cfg", FileMode.OpenOrCreate, System.IO.FileAccess.Write, inFile))
                    using (BinaryWriter bwOut = new BinaryWriter(outStream))
                    {
                        //serialize it
                        bf.Serialize(msOut, theSettings);

                        //encrypt it and write it out
                        bwOut.Write(myEncryption.Encrypt(msOut.ToArray()));
                    }

                }

                //and put it in the resources
                App.Current.Resources.Add("UserPreferences", theSettings);
            }
            else
            {
                //collect them from the Application Resources Collection
                theSettings = App.Current.Resources["UserPreferences"] as UserSettings;
            }
        }