B-OK arrived quietly in that city a few years after a wave of smartphones and cheap internet began to change how people found information. The stall’s proprietor, Amina, had started by photocopying study guides for students who couldn’t afford the expensive textbooks in the university bookstores. The photocopies proved useful, then expandable: one patron asked for a manual that was out of print; another wanted a scanned monograph from a foreign archive. What began as single-sheet reproductions evolved into a modest catalogue of scanned and printed works — technical manuals, regional histories, nursing handbooks, novels by diasporic authors, and rare language primers for peoples whose mother tongues the standard curriculum ignored.