I too have come to this realization. It does away with problems associated with child-parent references. Also, you might be able to use a bitset to represent

I too have come to this realization. It does away with problems associated with child-parent references. Also, you might be able to use a bitset to represent a set of handles as opposed to a set or intrusive booleans. It also plays nicely with GPUs too. I don't know why this is not like the default. Given this is how Handles work in Windows.