International audienceIn this article, I develop two major propositions. First, the future Internet should be polymorphic, and it should conciliate different architectural networking paradigms. The second proposition is that the future Internet should necessarily build on a strong theoretical basis from a networking science that is in the course of development. Particularly, I describe how virtualization makes possible a polymorphic future Internet and provides for easy deployment of new cooperation schemes. Then I attempt to expound on the aspects of security and scalability of the future Internet. This analysis also hopes to account for some justification as to the need for a clean-slate approach to fundamentally tackle the shortcomings o...