The mental load is a habit problem (sort of)
You can't habit-stack your way out of a fairness problem. But part of the load isn't fairness — it's design.
The mental load — the invisible work of remembering, planning, and worrying for a household — is mostly carried by women. It's a fairness problem, not a personal one, and no productivity hack will fix the underlying inequity.
But fairness is only one layer. Underneath it, some of the mental load is structural: information that lives in one head because no one else can see it. The grocery list, the birthday calendar, the kid's shoe size, the dentist's number. None of that needs to live in a single brain.
Externalizing this layer is a small, mostly mechanical act. A shared list app. A shared family calendar that includes the trivia (who has gym kit on Wednesday). A 'household manual' document that anyone can read. The work doesn't disappear, but it stops being invisible.
Once it's visible, the fairness conversation becomes possible in a way it never was before. You're no longer arguing about whether the load exists. You're looking at a list together and deciding who picks up what. The argument moves from 'do you see this' to 'how do we split it.'
Habit tools alone won't fix mental load. But making the load visible is half the work, and that part is genuinely about design — what gets written down, what gets shared, what gets put somewhere outside one person's head.