Engine licensing article

This week's article here on EuroGamer is "The Engine Licensing Game". Why do companies license 3D game engines from other developers? What are the advantages and disadvantages in doing so? How do the Unreal, Quake and LithTech engines compare?

For the answers to all these questions and more, read our article on engine licensing, which includes comments from developers at 3D Realms, Electronic Arts, Ion Storm, Raven and Third Law amongst others, as well as screenshots of many of the games they are currently working on.