> There is no "new kind of slot". Symbols, private and otherwise, go in
> exactly the same kind of slot as any other object property.
>
Slots keyed with private symbols have different, novel behavior. Behavior
that did not exist before. At the very least, these slots are:
1) Strongly non-reflective
2) Unfreezable
At a conceptual level, they change the nature of "ownership" with respect
to slots.
{ Kevin }
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