Priya dug into the problem. She discovered that the culprit wasn’t the file—it was people were using.

Here’s a helpful (and true-to-life) story about Adobe Reader versions—useful for anyone who’s ever been confused by updates, compatibility, or security. The Librarian Who Learned to Love Version Numbers

Once upon a time, in a busy public library, a reference librarian named Priya kept getting the same frustrated question: “Why can’t I open this PDF my lawyer sent me?” or “My computer says ‘file not supported’—but it’s a PDF!”