[matt4077]

It's far below the rate overall, which is 60%: https://en.wikipedia.org/wiki/Recidivism#Recidivism_rates

There's also the problem that stigmatisation helps more or less no one, because it's unlikely that parents can (or should) effectively supervise their children 24/7. And even if they did, it may protect their children at the cost of others, leaving the overall rate of these crimes unchanged.

To use an example with less emotional baggage: "Watch out for terrorists!" is a similarly useless warning.