Print with larger holes, but then use multiple layers. Like Russian nesting dolls, but each “doll” would be rotated very slightly.
Also, try slots in opposite directions. Horizontal slots nested inside vertical slots would effectively create a mesh.
Flat panel inserts could be printed easily and then slid into a circular holder.
I don’t understand what the Nestor edit means? Its obvious he is obsessed with raping children. I don’t think that the gender of the child matters to him. He seems to be an equal opportunity child rapist.