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Building Immersive Digital Twins: An Empirical Stakeholder Study of Barriers and Open Source Building Blocks in the European AR, VR, and IoT Ecosystem

Presented at Worlds4 – World Conference on Information, Communication, Systems, Software, Security & Sustainability, 2026.

Note: This is an author preprint version. It has not been copy-edited or typeset by the publisher. The final published version will appear in Lecture Notes in Networks and Systems (Springer Nature).

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Funded by the European Union – NextGenerationEU.

The views and opinions expressed are solely those of the author(s) and do not necessarily reflect the views of the European Union or the European Commission. Neither the European Union nor the European Commission can be held responsible for them.