Lecture on Ubiquitous Human-Computer Interaction Themenblock Allgegenwärtige Mensch-Computer Interaktion aus der Vorlesung Mensch-Computer-Interaktion. Weitere Inhalte: https://hci-lecture.org This file is licensed under the Creative Commons Attribution-Share Alike 4.0 (CC BY-SA) license: https://creativecommons.org/licenses/by-sa/4.0 Attribution: Albrecht Schmidt