1 Interdisciplinary Research Team on Internet and Society, Faculty of Social Studies, Masaryk University, Joštova 10, Brno, 60200, Czech Republic. mylek@fss.muni.cz.
2 Interdisciplinary Research Team on Internet and Society, Faculty of Social Studies, Masaryk University, Joštova 10, Brno, 60200, Czech Republic.
3 Department of Sociology, Faculty of Social Sciences, University of Haifa, 199 Aba Khoushy Ave. Mount Carmel, Haifa, 3498838, Israel.