Until their 30s? In many places they live with them their entire lives. It’s more about economic conditions than ideal child development. As for someone’s 30’s

Until their 30s? In many places they live with them their entire lives. It’s more about economic conditions than ideal child development. As for someone’s 30’s, it’s just rather late in life to become independent. People are capable of it much sooner. You don’t want to hold back a grown adult.