2023.11.26 21:51:34 (Mastodon 111479062184339616, Twitter 1728894193177899020) from Daniel J. Bernstein:
In case it's useful for more people, posted a small script built on top of pypdf (https://github.com/py-pdf/pypdf) to magnify giant-margin conference/book PDFs into reasonable-margin PDFs, while preserving hyperlinks (unlike pdfjam) and anchors. More information: https://cr.yp.to/2023/magnifypdf-20231126.html