Unity C# - Serializer Class

UnitySerializerClass

using System;
 using System.IO;
 using UnityEngine;
 using System.Collections;
 using System.Collections.Generic;
 using System.Runtime.Serialization.Formatters.Binary;
 
 public class Serializer
 {
     public static T Load<T>(string filename) where T: class
     {
         if (File.Exists(filename))
         {
             try
             {
                 using (Stream stream = File.OpenRead(filename))
                 {
                     BinaryFormatter formatter = new BinaryFormatter();
                     return formatter.Deserialize(stream) as T;
                 }
             }
             catch (Exception e)
             {
                 Debug.Log(e.Message);
             }
         }
         return default(T);
     }
     
     public static void Save<T>(string filename, T data) where T: class
     {
         using (Stream stream = File.OpenWrite(filename))
         {    
             BinaryFormatter formatter = new BinaryFormatter();
             formatter.Serialize(stream, data);
         }
     }
 }