Just to be sure, the web version of the second edition is freely available at https://mitpress.mit.edu/sites/default/files/titles/content/sicm_edition_2/book.ht

Just to be sure, the web version of the second edition is freely available at https://mitpress.mit.edu/sites/default/files/titles/content/sicm_edition_2/book.html https://mitpress.mit.edu/sites/default/files/titles/content/... .