I stumbled across a satirical article from the Onion that gives a surprisingly accurate description of the Gillette Fusion 5 blade cartridge several years before it was created. They even predicted that little trimming blade on the back. The title of the article is mildly offensive, so I won't post a link. If you want to read it, google the following 3 words: onion five blades.
It is very funny and worth a few minutes for the sake of entertainment.
It is very funny and worth a few minutes for the sake of entertainment.