Why would you need to shop for groceries any time? If mother stays with a kid father can do all the shopping on the way home from the work. What's som complicat

Why would you need to shop for groceries any time? If mother stays with a kid father can do all the shopping on the way home from the work. What's som complicated about that? Also, in my country home delivery services are very popular with moms. You can indeed do grocery shopping any time. Now, during pandemic, those services are popular with everyone, of course.