iPhone prices from the original to iPhone X

It’s official: The iPhone X is the most expensive iPhone to date. Starting at $999, the iPhone X is basically the price of two original iPhones.
Smartphone prices have been on the rise for years, and Apple’s announcements today are merely the latest example of this trend. There are a variety of reasons behind these price increases, with the biggest one of course being increasing costs (more premium materials, more features, and more research and development). The debate over whether