translation.en: It could become a natural extension, that as well as buying stuff -- take it out of the Kindle -- you could buy books, music, real-life products, appliances and goods and so on.
translation.zh: 如果把它的服务延伸出去 不限制在Kindle上 而是可以用亚马逊币 买书、买碟、家电和生活有关的一切商品