Was just thinking (painful, I know...) about naming sims, and sometimes for the sake of immersion, I set them up as titled (nobility) individuals, thereby setting up a dynasty for royalty. For instanc...
Definitely want titles! Also middle names. I so needed them when I played my roman sims.
Ideally each sim could have a full social media profile (already in the game, so why not make it real?) that other sims could research after having met the profile's owner once.