Here is an experiment for you:
Go to a bakery, buy a bun. Once you have paid and received your bun, demand that they also give you all the other buns that were baked in the same batch for no additional cost. Why should you only get one bun when they were all baked at the same time? Let us know how it goes.
Go to an electronics shop, buy a TV. You are informed that if you want the remote control included, you must buy the deluxe television. Let us know your reaction!