You're doing that thing were you're dragging the conversation to the developing world, which no one was talking about. There are absolutely lots of people who

You're doing that thing were you're dragging the conversation to the developing world, which no one was talking about. There are absolutely lots of people who can afford it. Most of the 7 people people on the planet would never buy it. There are, however, tens of millions of people who would buy it. Once any innovation is made, it'll become super cheap within a decade or so then even more people will benefit. Consider that there are people who pay $10,000 for a mattress. http://www.marketwatch.com/story/the-175000-mattress-2013-04-05 http://www.marketwatch.com/story/the-175000-mattress-2013-04... All you need is a sufficient market for a product. It doesn't need to be purchased by everyone in the world.