Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
First, there was a cute animation that played on the first of April. Now a rainbow unicorn can be clearly seen on the Stack Overflow Dev Days 2011 advert. There seems to be a trend here. Is the site actually run by a secret cult that worships unicorns?