Rate the following argument fragment on its writing, argument, and language skills:
Evidence: All we have to do is look in a mirror. Raise your lips at the corners of your mouth. Then squint your eyes slightly, to produce wrinkling (crows feet) at the corners of your eyes. Holding that, raise the outer parts of your cheeks up, towards your eyes. Using technology produces a fake smile. We want real smiles. Besides your home PC can`t handle the complex algorithms used to decode a smile. But we can write down some simple instuctions that encode different emotions.

Score: 1