The phrase refers to accessing literary works, centered on or associated to the occasions and aftermath of the World Commerce Middle assaults, with out incurring any price. This encompasses a variety of potential sources, from digitized variations of printed books to on-line archives and inventive writing initiatives made out there for open entry.
The supply of such sources is critical for a number of causes. It gives accessibility to info and narratives which will in any other case be restricted by monetary constraints. It additionally facilitates broader public training, remembrance, and understanding of the historic, social, and private impacts of the tragic occasion. The dissemination of those supplies contributes to collective reminiscence and presents a platform for various voices and views on a pivotal second in historical past.