They wouldn't rent the DVD to you. They'd sell it to you, with an agreement to buy it back later on. First-sale doctrine, baby! They might also need to sell yo

They wouldn't rent the DVD to you. They'd sell it to you, with an agreement to buy it back later on. First-sale doctrine, baby! They might also need to sell you a short-term lease on that particular drive bay, so that you are playing the DVD in your own home too.