Move Things

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class MoveThings : MonoBehaviour {
    private Renderer rn;
    // Use this for initialization
    void Start () {
        rn = GetComponent<Renderer>();
    }

    // Update is called once per frame
    void Update () {

            var cb = Camera.main.GetOrthographicBounds();
            var bb = rn.bounds;
            if (cb.min.x > (transform.position.x + bb.size.x / 2))
            transform.position = new Vector2(cb.max.x + bb.size.x / 2, transform.position.y);
    }
}