LUT Creating Fast:src: WWW

public static object Deserialize(string file)
        {
                using (FileStream stream = File.Open(file, FileMode.Open))
                {
                        using (var gz = new GZipStream(stream, CompressionMode.Decompress))
                        {
                                var formatter = new BinaryFormatter();
                                return formatter.Deserialize(gz);
                        }
                }
        }