[FRIAM] Open Source/Design/Society and Sustainability and Collapse
Steve Smith
sasmyth at swcp.com
Sat Oct 22 14:13:42 EDT 2022
On 10/21/22 6:50 PM, Marcus Daniels wrote:
> Ok, I don’t normally like celebrity stories, but that is neat.
Then you had to have *hated* my riff on Glenn Reid and Mikhail Kalishnikov!
On another irritating tangent:
If Mikhail Kalishnakov, Sam Colt, and John Browning can flood the world
with "peacemakers" and "equalizers" so amazing that one man in a Vegas
Strip Hotel <https://en.wikipedia.org/wiki/2017_Las_Vegas_shooting>could
take out 60 people and wound over 400 in just a few minutes, surely
something "better" (more humane?) can be done with this kind of
proto-self-replicating tech?
https://www.academia.edu/88948574/Open_source_decarbonization_for_a_sustainable_world?email_work_card=view-paper
This Pearce (not *the* Pearce) is a fan of RepRap self-replicating
printers among other things...
https://en.wikipedia.org/wiki/Open_source#Society
Some here may have noted, of course, that the most "humane" thing
humanity can do for/to itself is get a good collapse going ASAP while
others (Musk) consider it antithetical to their personal vision of a
vibrant future of humanity (without regard to the rest of life in the
Solar System?).
I think ?Glen? has referenced the Effective Altruist
<https://www.effectivealtruism.org/> movement before... I find them
paradoxically well-intentioned and at-risk of helping us optimize
exactly the wrong thing(s)... one of the (many?) risks of
technophilic/hyper-intellectual approaches to life, the universe and
everything... Where is Douglas Adams when we need him (RIP 2001)? We
will have to settle for the reflective insights of Russel Munroe
<https://xkcd.com/2688/>, I suppose (tribute to Lee Smolin?)
>
>> On Oct 21, 2022, at 4:03 PM, Frank Wimberly <wimberly3 at gmail.com> wrote:
>>
>>
>> As for "NeXT machine's software RIP", Rick Rashid, who was central in
>> the development of that software, was my office neighbor. He left to
>> take a position at Microsoft as VP of Research. I wonder if the
>> software is RIPing.
>>
>> ---
>> Frank C. Wimberly
>> 140 Calle Ojo Feliz,
>> Santa Fe, NM 87505
>>
>> 505 670-9918
>> Santa Fe, NM
>>
>> On Fri, Oct 21, 2022, 3:08 PM Steve Smith <sasmyth at swcp.com> wrote:
>>
>> FWIW, I dipped into the higher levels of real-time-systems
>> development
>> several times in my career. The earliest being a control system
>> (circa
>> 1981) for the LANL Proton Storage Ring where one naturally can't
>> afford
>> anything *but* failsafe implementations, etc. The stakes are just
>> too
>> 'ffing high and the coupling to electrooptomechanical systems quite
>> intimate.
>>
>> The "digital" components of such systems might have had the
>> opportunity
>> to ignore timing issues and simply "execute the same steps"
>> regardless
>> of timing. But in fact many software-driven (sub)systems
>> represented
>> time-critical processes and sometimes were up agains the timing
>> limits
>> of the analog components which had no leeway in their "execution".
>>
>> There are all kinds of analogies in federated (distributed)
>> simulation
>> environments which Glen (and others here) probably know much
>> better than
>> I, where different "clocks" matter, and different levels of
>> synchronization and reproducibility are in play. The Postscript
>> interpreters, printers, and film recorders were also pseudo
>> real-time
>> systems since some of the timing components were in fact software
>> controlled (for example, the film recorders were "stroke" devices
>> with
>> software driving D-A converters to "sweep" out vectors and "clip"
>> the
>> on/off of the beam with appropriate analog component
>> delays/biases/gains
>> needing to be calibrated for. Fortunately failures in this step
>> did
>> not (usually) damage anyone or risk anyone's health and safety
>> (like the
>> beam in the PSR did).
>>
>> Regarding identity and equivalence, I prefer the phrase: "close
>> enough
>> for who it's for"...
>>
>>
>> On 10/21/22 11:18 AM, glen wrote:
>> > Ha! If we're going to argue about words, then let's stick with the
>> > word "identity" and skip the "metaphor" nonsense. You and Frank
>> seem
>> > to be using the word in a weird way. Identity means "the exact
>> same
>> > particular thing over any differencing available" or somesuch.
>> I mean,
>> > it's used that way in phrases like "identity theft" as well as
>> > mathematical identity. It's equivalence sets all the way down.
>> I just
>> > can't imagine any working computationalist would ever say anything
>> > like "executed identically" unless ... well ... the exact same
>> > process, with the exact same steps, happened.
>> >
>> > I suppose there are deep philosophical intuitions pried at by the
>> > words "emulation" versus "simulation". And one can argue (again
>> with
>> > help from Christian List) about whether there exist fully closed
>> > ontological walls like we try to create with things like Jails,
>> > HyperV, Docker, VM's like Java's, etc. But "execute
>> identically" is a
>> > phrase that would only be used by someone who worked *way*
>> above such
>> > levels (assuming levels even exist at all). It's a bit like
>> talking to
>> > the kids programming websites these days, with access to
>> infinite disk
>> > space, infinite memory, steeped in continuous delivery, etc. [⛧]
>> >
>> > Layers of abstraction are fine. Use 'em when you need 'em. But we
>> > shouldn't posture by invoking things like "instruction sets" and
>> > "execute identically" in the same breath. (Not that you did
>> that ...
>> > just sayin'.)
>> >
>> >
>> > [⛧] Rant: This is a good talk
>> > <https://www.youtube.com/watch?v=8Ab3ArE8W3s>. But I get super
>> > irritated when people use *toy* code in their rhetoric and
>> leave large
>> > scale deployment as an exercise for the reader. Yeah, fine. The
>> REPL
>> > is cool and all. But when my simulation takes a fvcking WEEK to
>> > execute, it's difficult to sympathize. I've recently been playing
>> > around with VSCodium, which is pretty cool. But whatever, man.
>> I still
>> > have to upload the code somewhere and execute it. Get off my lawn!
>> >
>> > On 10/21/22 09:24, Steve Smith wrote:
>> >>
>> >> As a counter-example, we ran film recorders whose "guts" were
>> built
>> >> by Ed Fredkin's Information International company and were
>> built to
>> >> the spec of Dec PDP-11 (I think 11?) and it was anecdotally
>> agreed
>> >> among the user community (of a few thousand delivered units in
>> the
>> >> world?) that these PDP-clones *never* failed to execute the code
>> >> identically to the machines they were patterned after. I don't
>> >> remember the details of implementation of these 70's era hardware
>> >> designs, but I understood that they III designed their own
>> PCBs but
>> >> (obviously?) used the same CPU chips... I don't know about all
>> the
>> >> other support components... A likely answer to this pondering
>> is that
>> >> these machines did not run a general purpose OS and the III
>> >> software/system people probably made up for any differences in
>> >> Software/Timing/Error Handling?
>> >>
>> >> If Owen is listening in here, I think he was there for more
>> than a
>> >> little of this from inside Apple/Sun?
>> >>
>> >> - Steve
>> >>
>> >> PS. To concede/confront glen's sentiment that: " 'Metaphor'
>> is an
>> >> evil word, used only by manipulators and gaslighters", I would
>> >> offer that the use of *conceptual metaphor* is to thinking as
>> noise
>> >> is to simulated annealing, and his point about "tighter or looser
>> >> equivalence" might well be the best argument *for* the use of
>> >> metaphorical thinking? I can't believe I'm stirring/kicking
>> this can
>> >> of worm-hornets down the street again...
>> >>
>> >
>>
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