Received: 13 July 2020
Accepted: 8 February 2021
First Online: 1 March 2021
Ethics approval and consent to participate
: I agreed with all participants regarding the process of the user study.
: I have consent with the Albertina Vienna regarding the use of their prints. I have consents with all participants of the user study. I have consent with Weiran Wang, Christine Gläser and Frieder Kühner regarding the use of their works of art. I have the consent of Franziska Jeutter regarding the photos in Fig. InternalRef removed.
: The author declares that he has no competing interests.