text: Technology can make a smile to our face because how much technology can do by playing games, looking funny videos, and like a using facebook. Imagine a computer that knows when youre happy or sad. For example, if you smile when a Web ad appears on your screen, a similar ad might follow. But if you frown, the next ad will be different. "A classroom computer could recognize when a student is becoming confused or bored." technology can make computer-animated faces more expressive for video games or video surgery that's why technology can make a smile to our face.