Funding for this research was provided by:
Federal Ministry for Culture and Science of North Rhine-Westphalia
RWTH Aachen University
Received: 20 May 2021
Accepted: 3 August 2021
First Online: 18 August 2021
: Kristin Hugenroth, Ralf Borchardt, Philine Ritter, Sascha Groß-Hardt, Tim A. S. Kaufmann and Ulrich M. Engelmann are employees of enmodes GmbH, Germany. The other author declares no competing interests.