The mod automatically captures big moments (like births or promotions), but also allows you to manually "capture" a moment that you find significant for your Sim's story.
The article you are looking for likely discusses the or "Memory Panel" mod for The Sims 4 , created by the well-known modder Lumpinou .
It creates a dedicated UI panel where you can view a Sim's past experiences, categorized by their emotional impact.
If you are looking for the actual article or the mod itself, it is hosted on or their personal website. It is frequently updated to stay compatible with the latest game patches and expansion packs like Growing Together .