Hacking Happiness
A video of a puppy riding on a rooster, with a little girl intoning, “You’re my best friend”—that’s the antidote to sadness, according to the mood-recognising algorithm featured in the 2021 film . Regardless of what you feel about the merits of the Leonardo DiCaprio-Jennifer Lawrence vehicle, there’s no denying that it holds a mirror to contemporary society. While our smartphones are not yet capable of intuiting human moods, they can, with the input of bodily information such as sleep habits, heart rate and daily footsteps, together with self-evaluations, detect patterns that guide
