EricC/Glen -

I'm glad we agree. I made the same points here:

https://redfish.com/pipermail/friam_redfish.com/2021-November/090981.html
https://redfish.com/pipermail/friam_redfish.com/2021-November/090983.html

To reiterate, we can't reverse engineer a builder's intention from the artifact.
We can't mind read (even our own).
  To go even further, we can't even do a *complete* job of characterizing the 
aspects of a thing, the aspects of environments, or the relations between them.
All models are wrong (though some may be useful).
  Parallax is needed across all scales and in both directions. Polyphenism is 
parallax on the thing. Robustness is parallax on the environment. And 
counterfactuals are parallax on their coupling.

All systems (existing within the same light-cone) are "nearly decomposable" ?

    Herb Simon Sez: https://www.jstor.org/stable/1909285

One of the attractive qualities of modal realism is that it addresses both 
consistency (through concrete possible worlds) and completeness (through 
counterpart theory) in positing and testing various models. The problem becomes 
one of discovering which world you inhabit *from the data*, not from whatever 
abstracted models you may prefer.

Lewis's Modal Realism <https://en.wikipedia.org/wiki/Modal_realism> is a new one on me, but very interesting framing.   Only skimming the Wikipedia Article on the topic leaves me with only enough information to be dangerous...  so I am refraining from rattling on about all of my reactions to it's implications (for me) and in particular some of the objections listed there to his theory. From this thin introduction I think I find Yagasawa's extension of possible worlds being distributed on a modal dimension rather than isolated space-time structures (yet) more compelling/useful?

And what would Candide <https://en.wikipedia.org/wiki/Bildungsroman> have to say about this?




On 12/1/21 6:35 PM, Eric Charles wrote:
Me -> We've imputed in all cases. Certainly we can assume artificial systems 
were designed for a purpose, but we still don't know what that purpose is without 
imputing a model onto that system. And, in both cases, we could proceed to 
experiment with the system, in order to test the predictions of the imputed model 
and increase our confidence that we have imputed correctly. The ability to do 
these things does not distinguish between the two types of system. There are long 
and respected scientific traditions using experimental methods to gain confidence 
in our understanding of why certain systems were favored by natural selection, 
i.e., to determine the manner in which they help the organism better fit its 
environment.

Me -> Well.... it might be reification in some sense, but that term usually 
implies inaccuracy, which we cannot know in this case without experimentation. 
Even with a system we designed ourselves, where we might have a lot of insight 
into why we designed the system the way we did, we certainly don't have perfect 
knowledge. All we have there is a model of our own behavior to impute off of. Once 
again, this doesn't clearly differentiate the two situations. In all of these 
situations it is a mistake to uncritically reify our initial intuitions about the 
system's purpose.
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