Dennis Hackethal’s Blog

My blog about philosophy, coding, and anything else that interests me.

Tweets

An archive of my tweets and retweets through . They may be formatted slightly differently than on Twitter. API access has since gotten prohibitively expensive – I don't know whether or when I'll be able to update this archive.

But in case I will, you can subscribe via RSS – without a Twitter account. Rationale

@AstralKing7 @RichardDawkins

Also, if you think that having nervous systems and families and sex and what not are all indicative of consciousness then you seem to be drawing a line for animals that do not have those things. Like unicellular organisms that reproduce through division.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Having read Deutsch you’ll know that due to computational universality the hardware differences do not matter. We know that we could build a universal computer out of chewing gum and tooth picks and program it to be conscious (if we knew how).

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

[…] families, predators, or a need to find food, safety, or sexual partners.

Why would those things indicate consciousness? Video-game characters can have all those things and they’re not conscious.

Cameras are not eyes.

Right, but eyes are cameras.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Robots do not have brains […]

They do, their computers are their brains.

[…] nervous systems […]

They have wires going to their computers that process signals just like nervous systems.

[…] emotions […]

Exactly!

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

I’m guessing my arguments frustrate you because I have a radically different view that you don’t like and I’m not willing to back down through intimidation as many have tried. This again frustrates you and you’re confusing that with me being ‘dishonest’ or ‘passive aggressive’.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

For example, I never accused you of being dishonest (which is pretty talk for calling someone a liar), or insane, or passive aggressive. But you accused me those things. So it’s reasonable to say I’m being more courteous than you.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

No, and I agree that people should not personally identify with their arguments or be taken aback when they’re refuted. But that doesn’t mean it’s okay to insult ppl, nor does it cover the extent of how aggressive you’ve been toward me, nor have you refuted my arguments.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Another accusation. And it’s false (again): I don’t believe I’ve said or done anything you accuse me of, including being disingenuous, dishonest, or passive aggressive.

So you don’t want to move on from this, I take it?

@dchackethal · · Show · Open on Twitter

@IamtheWay13

300 police using the threat of defensive force […]

They’re using aggressive force. That there’s a law doesn’t make it defensive. These are moral considerations, not just legal ones. (And it’s going to be 800 soon apparently. :()

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

We can move on from this and just focus on the topic of animal sentience, I just ask that you extend the same courtesy as I to you by staying on an objective and sober level.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Here your emoji signifies you think I’m stupid twitter.com/AstralKing7/st…

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

You’re sneaky about it so you have plausible deniability. For example, in this tweet, you imply that I’m self-centered: twitter.com/AstralKing7/st… Same in this tweet twitter.com/AstralKing7/st… but with greater deniability. Here twitter.com/AstralKing7/st… you’re implying that I’m insane.

@dchackethal · · Show · Open on Twitter

@IamtheWay13

Apprehending a murder, for example, might require physical violence.

Absolutely, which is why I specified aggressive force. Apprehending a murder is an example of defensive force.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Again, robots use cameras as eyes that produce much the same evidence and you’ve agreed that robots aren’t conscious. So the fact that dogs have eyes which they use to navigate the world cannot mean they’re conscious.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

What is the purpose of the nerve signals produced by eyes?

To provide evidence which helps to navigate the world. That navigation can be automated, for example using path-finding algorithms, as Elliot Temple once pointed out to me, no consciousness required.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Animal eyes produce a visual awareness […]

Again, no, not in dogs or in humans.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Your genes answer applies to you and me as much as it applies to dogs.

Sort of. The blog post you don’t want to read explains why it’s a bit different for people.

Dogs are not robots […]

Evidence?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

You even say here twitter.com/AstralKing7/st… that “[s]elf-awareness is not required for consciousness” and arguably body awareness is part of self-awareness so I’m not sure why you bring it up here.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

The fact is, my dog is skilled at doing this thing that requires both intent and body awareness.

Nothing your dog does requires intent or body awareness (not in the conscious, sentient sense). As evidence consider that robots could be programmed to do everything your dog does.

@dchackethal · · Show · Open on Twitter

@IamtheWay13

And the legal threat of that force isn’t violence (imo).

Right, I think that’s where we disagree. Though, to be clear, I wasn’t talking just about the threat of force, but also applied (aggressive) force.

@dchackethal · · Show · Open on Twitter

@IamtheWay13

I could argue it’s not […]

Doubtful.

Your wanting to update Popper’s criteria with something (we both agree) govt should not do.

I thought you disagreed. You seemed to defend governments’ violent treatment of citizens.

But that’s a LONG list.

It’s just one thing.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Why do [dogs] have [eyes], then?

Again it’s because genes that coded for eyes spread through the population. And that could be because navigating the world is useful. But you don’t need consciousness for navigating the world, self-driving cars and other robots can do it too.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Why do our eyes produce seeing, an experience […]

They produce neither. They only produce nerve signals. The seeing and experiencing part happens wholly inside our brains.

[…] but dog eyes don’t?

Same blog post.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

…, thereby increasing the injured dog’s genes’ survival rate.

Why did pain only evolve in us?

I believe I have pointed to a blog post explaining this but you don’t want to read my posts.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

What are the other reasons for a dog’s yelp when he is injured?

The main reason dogs yelp is that genes that coded for yelping spread through the population. One reason for this, in turn, could be that other dogs are programmed to come and help when they hear a dog yelping…

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

But insulting me repeatedly isn’t disingenuous of you?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Because the same behavior can be caused by infinitely many conflicting reasons. You seem to draw the the same line (albeit at a different spot) when you limit it to mammals btw. Hence my question…

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Correct. Why only mammals btw?

@dchackethal · · Show · Open on Twitter

Convincingly argued twitter.com/nightmunkey/st…

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

I believe I do. I scrolled up and found several instances of me responding to your points.

The point is that at least one of us is wrong on the matter and we don’t know which one and a refutation of my views would show that you’re right and I’m wrong.

@dchackethal · · Show · Open on Twitter

RT @matthewdmarsden:
Just stop with the “ seatbelt” analogy. It’s ridiculous.

@dchackethal · · Show · Open on Twitter

@CoachScott619 @ZubyMusic

Not at all, feel free to do that anywhere, anytime!

@dchackethal · · Show · Open on Twitter

RT @ZubyMusic:
In San Francisco, you can shoot heroin in public, poo on the street, and shoplift freely.

But you can’t go to the gym with…

@dchackethal · · Show · Open on Twitter

RT @trutsle:
Wait a minute i thought women made less. https://t.co/YxdzjauG8Y

@dchackethal · · Show · Open on Twitter

@EdLatimore

Some pointers on how to do it: courses.aynrand.org/works/how-does…

@dchackethal · · Show · Open on Twitter

@IamtheWay13

So if it’s for law enforcement it’s not violence? For example, if a parliament passes a law stating that people who are out and about for ‘non-essential’ reasons should be shot on sight, you don’t consider that violence?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Then I guess I’m a sloppy writer! Do you have an actual refutation of my views?

@dchackethal · · Show · Open on Twitter

RT @Jediphone:
@DavidDeutschOxf

Astronomical engineering - quite a conjecture!

@dchackethal · · Show · Open on Twitter

RT @ThomasEWoods:
This sure sounds like people with super-duper confidence in the vaccines

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

“this” = what I wrote above or Deutsch’s books?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Problem-solving seems to come with certain emergent properties, including qualia (the subjective aspects of feeling wind on your face and seeing the color yellow). These things all seem to have been achieved in a single jump in humans, as David Deutsch argues in his book.

@dchackethal · · Show · Open on Twitter

I’m starting to think Popper’s criterion isn’t sufficient. A political system that uses violence against its own people is not democratic even if those people could somehow get rid of rulers without violence. Lack of violence has to go both ways. twitter.com/MichaelPSenger…

@dchackethal · · Show · Open on Twitter

@GrandmasterOur @RichardDawkins

I understood that. Why did you assume I didn’t?

@dchackethal · · Show · Open on Twitter

@theperfectbuzz @RyanLum @AVoiceForField1

Assuming that by “this dude” you were referring to me not Descartes.

@dchackethal · · Show · Open on Twitter

@theperfectbuzz @RyanLum @AVoiceForField1

I had a cat as an adult and three guinea pigs as a kid and when I had them I thought they were all conscious and capable of suffering.

@dchackethal · · Show · Open on Twitter

RT @theperfectbuzz:
This might take the cake for dumbest thing ever tweeted.

@dchackethal · · Show · Open on Twitter

@theperfectbuzz @Annascreativemo @LouiseH74531141 @RichardDawkins

I did when I first watched it. In fact, I was vegan at the time out of concern for animal suffering.

@dchackethal · · Show · Open on Twitter

RT @GregAbbott_TX:
Any school district, public university, or local government official that decides to defy GA-38—which prohibits gov’t en…

@dchackethal · · Show · Open on Twitter

@ClimateWarrior7

Powerful. Thank you, courageous woman.

@dchackethal · · Show · Open on Twitter

@angela4LNCChair

Which city hall?

@dchackethal · · Show · Open on Twitter

That’d be the day. twitter.com/angela4LNCChai…

@dchackethal · · Show · Open on Twitter

RT @ClaireFosterPHD:
I swear I just saw my neighbor sneaking unvaccinated people in his house.

@dchackethal · · Show · Open on Twitter

@dchackethal · · Show · Open on Twitter

In other words, virtually nobody. twitter.com/paulg/status/1…

@dchackethal · · Show · Open on Twitter

@GregAbbott_TX

Why is any of this your job?

@dchackethal · · Show · Open on Twitter

RT @nixcraft:
whereis cat

See how to use whereis cyberciti.biz/faq/unix-linux… command on your Linux or Unix/FreeBSD/macOS system. https://t.co/…

@dchackethal · · Show · Open on Twitter

RT @paulg:
If a critic of the EU wanted to launch an ad campaign to convince people that they were fussy and ineffective, they could not co…

@dchackethal · · Show · Open on Twitter

@saulscript

“Sure you can!” Gestures Doug inside. “Coming right up!”

@dchackethal · · Show · Open on Twitter

RT @paulg:
In many fields, people don’t like to work and resent their employer for making them work harder than they want to. But with prog…

@dchackethal · · Show · Open on Twitter

RT @MrAndyNgo:
Tense scenes in Paris as thousands gather to protest the expanded covid passport that comes into effect on Monday. The healt…

@dchackethal · · Show · Open on Twitter

RT @ANothlich:
Über 200.000 Franzosen demonstrieren gegen Macrons Impfdiktatur und fordern seinen Rücktritt:

twitter.com/N_Trastamara/s…

@dchackethal · · Show · Open on Twitter

😂 those idiots twitter.com/MichaelPSenger…

@dchackethal · · Show · Open on Twitter

@dchackethal · · Show · Open on Twitter

RT @ZubyMusic:
‘Liberals’ in 2021 be like:

Freedom of speech 🙅🏼
Freedom of movement 🙅🏾‍♀️
Freedom of assembly 🙅🏼‍♂️
Wearing what you want…

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

[…] nobody sane thinks […]

Then I guess I’m insane! (Though technically I didn’t say problem-solving is equivalent to consciousness – I said it’s what makes one conscious.)

You’re arguing from intimidation: aynrandlexicon.com/lexicon/argume…

@dchackethal · · Show · Open on Twitter

RT @justin_hart:
What do I get when I punch the 10th stamp on my vaccine booster loyalty card?

@dchackethal · · Show · Open on Twitter

@bnielson01

Source?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

You appear to have zero understanding of the issue or even how to debate something.

You could have thought to yourself: ‘Interesting, somebody has a radically different view than me. Let’s see what we can find out together.’ Instead, you decided to attack me personally. Why?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Much of Popperian and Deutschian epistemology points to a special kind of problem-solving (namely creativity) being necessary (and sufficient) for consciousness to arise. (Though Popper thought animals are conscious.)

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Being able to solve a problem and being able to have an experience are not the same thing.

If being able to solve problems is what distinguishes one from robots – and IIRC you agreed that robots are not conscious – then it’s what makes one conscious.

@dchackethal · · Show · Open on Twitter

RT @elonmusk:
Moving rocket to orbital launch pad https://t.co/zZLiXIPD6M

@dchackethal · · Show · Open on Twitter

RT @TheAtlasSociety:
Gimme! Gimme! Gimme! #ShrinkGovernment #SocialismSucks

Watch This! youtu.be/ROX10g0ZQxY https://t.co/JCGBPVB3F2

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

I suppose it all comes down to this: what would you consider evidence that animals aren’t conscious?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

You have genetic algorithms around sex, food, etc, but still feel it.

Yea, humans can recognize and overcome those and deal with them differently than dogs, like I wrote in my previous blog post…

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Re ‘clearly’: blog.dennishackethal.com/posts/evidence…

Or was it you who doesn’t like to read blog posts?

There are literally no facts to support your conclusion here.

Beg to differ: the ‘swimming’ dog automata?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

Dogs don’t have human language, so what?

When did I say error correction or consciousness have to do with language?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

How does the inability to resolve errors in a particular way imply zero ability to experience suffering?

Because it points at the dog blindly executing an algorithm. Blindly, like an automaton.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

That same gap isn’t just the difference between skyscrapers and beaver dams but also between sentient and non-sentient.

@dchackethal · · Show · Open on Twitter

@direstdiarist @RichardDawkins

And who’s to say a dog can’t overcome this instinct, either of its own accord or with training?

Of its own accord would be interesting. With training, not so much.

@dchackethal · · Show · Open on Twitter

@direstdiarist @RichardDawkins

And then there’s the same bug in humans (at least me, albeit expressed differently)… There’s something there.

[There’s no] reason to overcome a behaviour that is only maladaptive in a completely contrived scenario.

Would you still say this if a person did the same thing?

@dchackethal · · Show · Open on Twitter

@direstdiarist @RichardDawkins

A handful of 30 second YouTube snippets […]

Well, it’s 14 clips of dogs ‘swimming’. That’s not nothing. Also, I hear cats do it, too. If it’s cross-species that may point at something deeper.

@dchackethal · · Show · Open on Twitter

@direstdiarist @RichardDawkins

Yeah, could be that plus moving slowly or not at all. Or maybe bracing for impact inhibits the algorithm. Btw there’s no need for quotes around ‘algorithm’, it’s literally one, not metaphorically.

@dchackethal · · Show · Open on Twitter

Stay tuned for lambda plus and lambda pro. twitter.com/ClimateWarrior…

@dchackethal · · Show · Open on Twitter

@brbascript

Yikes

@dchackethal · · Show · Open on Twitter

@ClimateWarrior7

I like her arm hair.

@dchackethal · · Show · Open on Twitter

@firstofequals

“It doesn’t work unless everybody pitches in!”

@dchackethal · · Show · Open on Twitter

RT @firstofequals:
Can we end homelessness? Yes, comrade - we can do just that, with my Generous Universal Living Arrangement Grant program…

@dchackethal · · Show · Open on Twitter

.@AOC hugging a guy, not wearing a mask, eagerly touching her face. twitter.com/SenSchumer/sta…

@dchackethal · · Show · Open on Twitter

RT @ComicDaveSmith:
There in not one government policy under the covid regime that has helped mitigate the virus and most have caused enorm…

@dchackethal · · Show · Open on Twitter

RT @torrHL:
@washingtonpost

Delta Plus is how you get Covid without the ads.

@dchackethal · · Show · Open on Twitter

RT @dragool6:
@washingtonpost

Delta plus? What’s next? Delta Deluxe? Delta Pro?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

And it’s not just that humans have a bigger repertoire: they have an unpredictably expanding one. That’s how we account for the huge gap between our achievements and those of all other species. No other species builds spacecraft or skyscrapers. How else do you explain that?

@dchackethal · · Show · Open on Twitter

@AstralKing7 @RichardDawkins

[S]imply having a smaller repertoire says nothing about whether they have consciousness […]

Agreed, hence my focus on error correction. Which, again, seems to be lacking entirely in ‘swimming’ dogs.

@dchackethal · · Show · Open on Twitter

@AstralKing7 @Der_Prometheus @RichardDawkins

Cultural evolution in humans has dramatically expanded our behavioral repertoire […]

Not just our behavior, but also our knowledge. And individuals are creative. (If they weren’t, cultural evolution wouldn’t be where it is today.)

@dchackethal · · Show · Open on Twitter

@direstdiarist @RichardDawkins

Applied to the example of thrashing around in the water, a person can know not to do that and calmly lie on his back – as you yourself suggested and as a dog couldn’t suggest or understand.

@dchackethal · · Show · Open on Twitter

@direstdiarist @RichardDawkins

[…] not sure unnecessary deployment of a survival mechanism precludes consciousness.

If that were all, I would agree, since humans do this too. The crucial difference, as I explain in the post, is that humans detect and correct such errors.

@dchackethal · · Show · Open on Twitter

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