Or old habits die hard.
Or how to achieve more with less.
Or explicit code FTW.
Or hidden cost of poor APIs.
Or how to deal with static initialization order fiasco... Or not...
Or don't forget to make a reservation.
Or don't overthink it.
Or when it's better to be greedy.
Or when less is more.
Or when simple does not mean slower.
Or power of slots in a nice package.
Or how to leverage constraints.