On esitetty visionäärisiä ideoita, kuten eurooppalaisen salaisen palvelun perustamista, jota ehkä voitaisiin harkita tulevaisuudessa mutta jolla ei todellakaan voida puuttua todelliseen uhkaan. ###>Recourse has been had to visionary ideas, such as setting up a European Secret Service, which could perhaps be considered in the distant future, but certainly does not address the real threat.