Re: Mr. Bird and other carnivores

xorxes:
> la and cusku di'e
>
> > And I would not accept that Mr Lojbanist is a subkind of Mr Anglophone,
> > even if the entirety of Mr Lojbanist's presence in our universe overlaps
> > with that of Mr Anglophone.
>
> Do we need the relationship "...is a subkind of..." to be an
> atemporal absolute one?

I think so, since atemporality -- independence from the facts of particular
worlds and times -- is in the very nature of Kinds.

It is true, though, that Kinds (like Mr Phone-Number-of-John) can change,
though, so I will have to ponder this.

> Can't we say that Mr Lojbanist has until now in the real world been a
> subkind of Mr Anglophone, but hopefully that won't always be the case?

That's not how I see it. I'd see it in terms of overlapping avatarage,
with subkind being a relation independent of worlds.

--And.