first of all, thanks for sharing your feelings here. thank for reading and your comment.
please keep in mind, these tips were for a small group of people, mostly those who their business is affected by their profle picture.
i see you have a strong feeling about faces. maybe you have heard of Modigliani, the painter, who used to avoiding drawing eyes of ppl in his arts, commenting "When I know your soul, I will paint your eyes"
That's awesome and I loved your post by the way, great tips, I have such a bizarre thang about cameras LOL!