And it's not just eggs that it applies to, although it's really useful if you're the sort of person — and apparently, these people do exist — who will boil eggs and then put them back in the fridge. Who does that? Don't admit to it — it's OK.
Y no sólo aplica a los huevos, aunque es realmente útil si eres el tipo de persona, y aparentemente, existen esas personas, que hierve huevos y los pone nuevamente en el refrigerador. ¿Quién hace eso?