text: This explain how people can know how new software works. The software rate your feeling which can bring change in the real life from children and alduts. In fact these instructions for face that looks happy. It's all bout those muscular action. That can indicate the different between a genuine smile and force one.Do you think the FACS (Facial Action Coding System) should be used in any technology today? I think that the Facial Action Coding System isn't a value because all technology is NOT 100% correct. There ould be a time when the computer glitches and mess up. Its not just a computer that glitches, its all electronics. Such as phones,tablets,video games and any other electronics you can think of. The FACS has no use because you can tell when a person is sad or mad or even angry.