Let's say they spend not 6 but 1 billion dollars to make this work, over the next 3 years. That means they can spend 1000000000/365/3 = 1 million dollars a day

Let's say they spend not 6 but 1 billion dollars to make this work, over the next 3 years. That means they can spend 1000000000/365/3 = 1 million dollars a day on providing awesome deals, for 3 years. Don't tell me that won't work.