Published on in Vol 8 , No 3 (2020) :Jul-Sep
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/17810, first published
.

1 Department of Cognitive Psychology and Methodology, Trier University, Trier, DE
2 Human-Computer-Interaction Lab, Department of Computer Science, University of Saskatchewan, Saskatoon, SK, CA