BusinessWeek: A Common Language for Penguins Sep 13, 2004, 15 :15 UTC (5 Talkback[s]) (6728 reads) (Other stories by Steve Hamm)
"In its campaign to discredit Linux, the main rival to its Windows operating system, Microsoft once published a witty print advertisement in Germany that showed four penguins standing in a row. One looked normal, one had jackrabbit ears, the next had a frog's head and antlers, and the last had the ears of a pig and an elephant's trunk. Microsoft's point: Linux, with its penguin mascot, comes in several varieties. The tagline said: 'An open operating system has not only advantages.'
"Microsoft's ad wasn't just clever: It pointed out a potentially serious problem with Linux..."