Castellet Homet, A. Reseña/Review (Vaidhyanathan, Siva, “Anti-social media. How Fa-cebook disconnects us and undermines democracy” New York, Ox-ford University Press, ISBN: 978-019-0841-16-4, 276 págs., 2018). Rev. Teknokultura 2021, 18 ,1, 73-74. https://doi.org/10.5209/tekn.72051.