The question is: “what is considered appropriate and necessary hishtadlus in this case, and to what extent will it inhibit the child’s natural sense of freedom to keep him on a leash?
That’s not the only question. It is one of several relevant questions.
Other questions include:
How will use of a harness or non-use affect how frequently I let the kid walk versus stick in stroller or not take outside at all?
How will use of a harness or non-use affect my stress levels? How will my stress levels affect my kid’s stress levels?