Introduction

Imagine one day you don't have a smartphone with you. How would like it to be? It's hard to imagine if you don't have a smartphone because we have used to them and they have become a part of life. In contemporary, we live in a technology world and it's totally different from decades ago which people use letters to send message or spend a month to go somewhere. We live in a digital and technological world, so information technology such as television, smartphone, Internet, driverless car are invented to benefit people. My paper is focus on the development of smartphone. I will introduce the background of smartphone first, then I will find out some benefits the smartphone bring to people. Next, I will show some legal and ethical issues about smartphone and finally I will provide some future perceptions on smartphone market.