Earlier quoted context omitted.
Then again, your counterpoint completely ignores amount of household work needed in 1970 versus 2018. Cooking, cleaning, washing dishes and cloth now are incomparable to 1970. Changing diapers is a lot less work now too.
Some things have become more difficult since then too. Free range parenting is very frowned upon - and micro-managing kids takes a lot of time and effort.
Micromanaged kids don't need parent at home a lot of it is outsourced to schools and clubs. And parent at home wishing to be needed or useful may be contributing to the perceived need for micromanagement (plus those who want women at home for emotional or ideological reasons want to see all that mecessary).