Philosophers seeking to answer questions around inequality in household labour and the invisibility of women's work in the home have proposed a new theory -- that men and women are trained by society to see different possibilities for action in the same domestic environment. They say a view called "affordance theory" -- that we experience objects and situations as having actions implicitly attached -- underwrites the age-old gender disparity when it comes to the myriad mundane tasks of daily home maintenance. For example, women may look at a surface and see an implied action -- 'to be wiped' -- whereas...