translation.en: So in California, everybody's really excited about a little square of plastic that you plug into a phone and you can swipe your credit card, and people say, "We've liberated the credit card from the point of sale terminal."
translation.zh: 在加利福尼亚州，每个人都很兴奋于 一个可以插进电话的塑料小方块。 你可以使用这个工具刷你的信用卡， 人们说，"我们已经从销售终端 解放了信用卡"。