Knowledge

Only 10 years ago, touch screen was still a distant and unfamiliar concept to most people. Now basically we are using touch screen, and you can know the information you need by just tapping the icon with your hand. I remember when I first came into contact with it, it felt fresh, interesting, high-end and high-end, very good. However, who would have thought that today, 7 years later, with the popularization of smart devices, touch screen has become an indispensable part of our lives. So, how did all of this happen? I read an article from the book a few days ago about touch screen, which is very interesting. Here I will share with you: