text: In conclusion, the author seems to have stated his points well with exstenive research. He wrote a well thought out essay, with facts and science to back it up. The new technology that can describe how you are feeling from just ypur face is called, The Facial Action Coding system can be usefull in some positive ways or negitive,like it says in the articel you can read you classroom mines and you will know how they feel. In my opinion i think that they should use The Facial action coding system because you never know what someone is hidding or what they thing about the lesson in class or the work in a job. Also most of us will probably know how someone is feeling but some of us will not and that is were the Facial Action Coding system kickes in.