Shop online and get your items delivery by a drone delivery service

Create a post that addresses the following questions:

What will be benefits and challenges Amazon experience when Amazon's drone delivery comes to life?

You must hear about Amazon new service that delivers package inside your home (refer here). Imagine a drone can open your home and deliver the package into your home. Which one do you prefer: a driver opens your home and leaves the package inside as in Amazon new service OR a drone does the same things? Explain your choice.