I use discord to contribute as a dev for open source project and constantly needing to pull up years old conversations for reference. One of the few ways my close-to-perfect memory actually helps out is remembering who said what and when word for word so I know exactly what keywords to type into the search bar. Its such a good feeling being able to go "oh yeah speaking of the suggestion on adding ambient tracks for X thing one of our composers already made test tracks for that like two years ago. Let me hunt down the tracks they uploaded. Now who exactly was that composer again? I think it was X, let me browse through their chat history pinpoints it on first try