You have six teams using a traditional method to deliver a product. Your management has asked you to start using Scrum. In the initial project there were separate plans and teams for the layers of a software system, i.e. one for the front-end, one for the middle tier, one for the back-end, and one for the interfaces and services. This resembles what is known as component teams. But you have read that it's a good idea to have teams organized by feature.
What are the advantages of keeping component teams while starting Scrum?