This works for "passive" time but not for active time, i.e. you can do other things while the vanilla beans are infusing, but you can't churn butter and also gr

This works for "passive" time but not for active time, i.e. you can do other things while the vanilla beans are infusing, but you can't churn butter and also grind wheat. So the site would have to differentiate between the two categories of time.