Watch the movie until the big car chase scene begins with the albino twins. (The egg occurs right before they actually get to the main freeway) As Morpheous and Trinity take the ramp to get on the main freeway there is a billboard in the background. The billboard has a big cow on it and it reads "Steak". This is significant because steak was one of the passwords for the original matrix web site that unlocked special features. (You can read about it in the archive under the original Matrix eggs)