Enhanced archive To keep a rich record of what is valuable and fragile by aggregating a large smart set of data on a specific heritage element.   Augmented mediation To give the public a richer, more diversified, more personalized and more sustainable access to knowledge on a subject.   Economic model To create a virtuous economic model specific to the twin, allowing to finance the preservation of the real heritage.   Support creation To provide operational means for creators to reinterpret reality and history in new creative environments (VR, AR, Virtual Studios, metavers, etc.).   Emerging innovation To propose a bottom-up innovation model to heritage institutions that creates a bridge between creators and them.