Frozen Date objects?

[Nathan Wall]

Allen Wirfs-Brock wrote:
> Nathan Wall wrote:
>> Last time I asked, `Object.freeze` & friends don't affect existing symbol properties on an object (though new ones can't be added). I think this is pretty important. Has this changed?
>
> Object.freeze and friends affect all properties in the same way, including symbol keyed properties.

Am I thinking of the behavior that was discussed for private symbols when they were a possibility?

Nathan