I use an extension called histre, <a href="https://histre.com/" rel="nofollow">https://histre.com/</a> for annotation and keeping up with _notes_ / _thoughts_ inline. I found that using tools like Fermat's Library, which provides side bar annotation, histre for inline highlight, annotation and multi-references, and ChatGPT to understand complex terms, all helped with understand recent papers. Even a medical journal paper, <a href="https://senthil.learntosolveit.com/posts/2023/10/21/medical-journal-paper-on-stroke.html" rel="nofollow">https://senthil.learntosolveit.com/posts/2023/10/21/medical-...</a> for me, in one instance.