Check this website out (http://photoshopdisasters.blogspot.com/). It’s a blog on the failures of digital postproduction. There you’ll see current commercial pieces (print ads, magazines, catalogues, etc) where retouching flaws can be seeing. It’s amazing how much artificiality has been brought up into the conventional wisdom of what our reality shows. It’s getting harder and harder to convince people of truthfulness and true representation of products when obviously “perfect is better than honest”.