Understandable, although it is difficult and time-consuming to moderate such links, and nearly impossible if they are allowed outright. In this case, there was already significant discussion before it was identified (as well as other factors), so I made a judgement call to permit the rule violation. This is a user who should know better.

You may be interested in using the tesseract lemmy client, which provides a smart linkbox on every post which includes archive links, etc.