In new decades, on the other hand, usage of "for free" to indicate "at no cost" has skyrocketed. Search engine results with the period 2001–2008 by itself produce hundreds of matches in a variety of edited publications, which include publications from university presses. There's no denying that, seventy decades ago, https://docs.google.com/document/d/e/2PACX-1vTrVZBlXQ93932G_bwrC4lvRYQ9hi-BzXccPrzn0BlNgJSiUFDowMTDkoAEyzcR1K8T6eyq9rdwdvgC/pub