Ehn, no system can force someone to be a good parent, but some systems might nudge people in one direction or another. Barriers (permeable, and surmountable when the drive is sufficient) to less-commonly-good situations might serve a purpose.
Walking the line between encouraging responsibility and best-for-the-child and allowing those who choose/​need to do otherwise (where best-for-everyone is distance from the child) to do so is not easy, in theory or practice.
Ehn, no system can force someone to be a good parent, but some systems might nudge people in one direction or another. Barriers (permeable, and surmountable when the drive is sufficient) to less-commonly-good situations might serve a purpose.
Walking the line between encouraging responsibility and best-for-the-child and allowing those who choose/​need to do otherwise (where best-for-everyone is distance from the child) to do so is not easy, in theory or practice.