It makes no difference whether the children are home or not. There is no acceptable time of day to do it. It is none of the state's business.
Just as you say in your article, it is done to find families who are weakened by existing social policy and finally destroy them. The purpose is terror and control. It is exactly the same as informing on neighbors, friends, family during the communist period.
To attribute any good motivation to sociopaths only gives them something to use against you. I think you are totally right in your analysis. Another great post, Talia.
RE: OVERSEEING AT ANY COST: JUVENILE CONTROL HAS RUINED ALL PRIVATE LIFE BORDERS!