There's this:
"Our greatest responsibility is to be good ancestors."
-Jonas Salk
Thursday, October 6, 2022
How Long Do We Have to Reduce Emissions to Avoid Catastrophe?
There is both unclarity and uncertainty making it difficult to answer your question.
Wednesday, October 5, 2022
Moving Away from Twitter
Let's talk about some risks from the post-Elon Twitter, and what we can do if there's a need for an alternative.
One risk is that you won't be able to avoid Elon at all! He may set himself up a sort of super-account which everybody "follows" and nobody can block! Consequently his eccentric pronouncements will dominate the conversation even more than Trump's did.
And he'll let Trump back in on day 1.
So basically the noise level will skyrocket. This could happen as soon as next week.
Another risk is that his very takeover will ruin morale enough that too many people quit for the system to remain stable. Twitter may just choke on its own scale with the talent lost. This is alluded to in the Times piece:
https://www.nytimes.com/2022/10/05/technology/elon-musk-twitter-predictions.html
As is my wont, I am rereading old futurism. I'd like to call your attention to something Arthur C Clarke said in the early 80s, somewhat in defence of the techno-libertarian free-speech absolutist view.
So Clarke was worried about irresponsible journalism, but he wasn't worried about pseudo-grass-roots propaganda.
This is forgiveable, he was a visionary in so many ways and an optimist, and he didn't foresee quite how much everybody-is-a-publisher would change the picture.
The Holocaust Museum had a traveling exhibit on Propaganda which among other things showed how effective Goebbels was in turning the public against the Jews by a concerted effort at rumour-mongering in the various small towns. Social media weaponizes this technique.
In my view, the precipitous decline of democracy that we're seeing now is only secondarily because of the stresses of the pandemic and the struggles to cope with climate change. I think the primary factor is the resurgence of malicious propaganda supercharged by the new media.
On the other hand, it's hard to argue against free speech. There's a huge appeal to the idea that everyone is a sort of equal on these platforms, and that we can share our evidence, our opinions, our complaints, our hopes. We need some sort of internet public sphere.
So what can we do to decrease the visibility of malign speech and increase the visibility of benign speech; to decrease the visibility of celebrity and increase the visibility of creativity; to decrease the visibility of resentment and increase the visibility of love?
I propose that a key problem with social media is very similar to the key problem with old school journalism. They are set up as for-profit business.
Unconstrained, this is inimical to the public interest.
And we not only can do better, we already have the tech we need!
So I propose we go back to RSS readers and blogs; but we should also each set up some sort of headline "tweet" feed.
(Google Reader was working fine for me. It was its collapse that sent me to Twitter.)
The public sphere needs to move off the for-profit platforms. We can do this just by doing it.
This won't solve the propaganda problem altogether, but it will solve a couple of problems.
An immediate advantage is for those of us who have the skills and understanding to do it - we'll be free of whatever travesties Musk inflicts on this platform as soon as we do, at least to the extent that the folks we follow maintain a suitable RSS feed.
In the long run we can hope and reasonably expect that tools emerge that make the RSS experience as close to that of social media as possible. The general public will then perceive the syndico-sphere as a viable alternative to social media. (And Musk's investment will evaporate!)
I recommend:
- Set up an RSS reader account
- Set up or revive your blog
- Increase participation in blog conversation
- Make sure anything you tweet is duplicated in a syndicate feed
Follow me here and I'll keep you posted on my progress with this and offer advice. Thanks for your attention.
photo of Elon Musk is in the public domain. see https://commons.wikimedia.org/wiki/File:SpaceX_CEO_Elon_Musk_visits_N%26NC_and_AFSPC_(190416-F-ZZ999-006)_(cropped).jpg
Wednesday, September 14, 2022
"The Earth Will Be Fine, It's Humanity that Needs Saving" NOT
Yes, it is all too plausible that humans will encounter a massive mortality event. But neither conclusion follows.
The earth will not be fine because the worse humans do, the more severe the extinction event will be on the way down. Desperate people do much more environmental damage than comfortable ones, for instance, finding wood to burn for fuel. Ocean acidification, soil depletion, microplastic pollution, trace chemical distribution, these sort of things aren't going away when we do. A major extinction event depletes the earth for millions of years.
And humanity viewed *as a species* does not need saving because in the event of a major extinction, we are the most stubbornly adaptable species ever.
The most likely outcome of continuing collective human stupidity will be a great loss of human life, yes, but we will be the LAST vertebrate species to go utterly extinct, and one of the last species altogether, vertebrate or not. We are heading for a much depleted planet with a few people huddling in highly engineered environments, not some imagined return to Eden.
I am sorry to say this, but it is clearly the more likely outcome. I think people want to think otherwise because it helps them to deal with their terror and guilt. Alas, hoping for a return of the natural past after humanity is gone is not the right way to cope, because it is not going to happen.
Always remember that it's easier to Mars-form the earth than to terraform Mars.
Tuesday, March 8, 2022
mt's position on climate summarized:
While I am a bit disengaged on climate right now, largely because I think we have more immediate existential threats than climate, I want to say a few things in case we don't succumb to our present dysfunctions.
In brief, I am NOT saying we don't need cost-benefit analysis, nor am I saying that money isn't important. What I AM saying is, hmm, five things.
===
mt's position summarized:
1) Money tells you nothing on century time scales.
2) Even if money did tell you something on long time scales, IAMs tell you nothing about money on those timescales.
3) If we take climate change seriously, we are entering a HIGH growth period, not a low growth one! People get this backwards.
4) Every decarbonization policy is a carbon tax. We're only debating details.
5) Economics as currently constituted can help us reach our objective but can't help us set it. We should just just stick to 2 C.
===
1) Money tells you nothing on century time scales.
Money is a metric that is valuable in the short term but meaningless in the long. We don't know what the cost function we ought to be that we're optimizing for. Total dollar equivalent wealth or total dollar equivalent economic throughput are signs of thriving in the short run but there is no reason to believe that across scenarios the world with the greatest gross economic product or the greatest constant-dollar denominated wealth will be the one we prefer.
2) Even if money did tell you something on long time scales, IAMs tell you nothing about money on those timescales.
We need economists to think about these things, and we need ways to evaluate tradeoffs and outcomes over the long run, but I see very little sign that economics (or the IAM community if regarded as separate from economics) as currently constituted has any meaningful skill at doing so. The fact that we WISH IAMs were useful, and that IAMs are indeed an inevitable exercise, in no way indicates that their results are useful. I have looked under the hood of DICE. Its approach is risible, and anyone familiar with conceptual modeling and simulation of physical systems would (or at least should) dismiss it as worthless.
Look. I read Asimov's Foundation series as a child. I love the idea that the future could somehow be predictable using statistical methods. But Salvor Hardin's dream is obviously impossible. And even if in some universe it were possible, it wouldn't be possible in an Excel spreadsheet taking ten year time steps.
IAMs are toys. You can't be basing policy on them. Just because you wish they were useful doesn't make them so.
3) If we take climate change seriously, we are entering a HIGH growth period, not a low growth one! People get this backwards.
Following on point 1, there's a bit of a conundrum in the observation that short term policy (to me, obviously) optimizes for increasing economic throughput aka "growth" and long term policy (to me, obviously) does not. This requires a direction of serious thinking from specialists of which I have seen precisely none; instead there's some rather simple-minded polarization between "pro" and "anti" growth. I despair for the academy sometimes. It may have once been a bit less stupid; I suspect so.
Fortunately, as Tidal has convinced me in our conversations, there is no rush in resolving this if we take decarbonization seriously. The amount of economic activity required to replace our energy infrastructure in a reasonable time is immense. If we take this on, it will be an enormous, sustained, multi-decadal stimulus to growth, whether we should or do wish it were so or not.
This is a recent change in my perspective.
4) Every decarbonization policy is a carbon tax. We're only debating details.
I'm opposed to relying on a direct proportional carbon tax as the sole method to achieve carbon neutrality; it puts the burden on small users rather than large ones. It will exacerbate already fierce competition between rural conservative/reactionary impulses and urban liber/radical ones. It basically amounts to a wealth transfer from rural areas to urban ones. It's only going to make the politics of the situation that much harder.
But that said, some people think it's a bad thing when the price of fossil energy goes up and at the same time are concerned about climate. This doesn't work. Any adequate policy of any sort *will* create an artificial scarcity which *will* drive prices up. Any policy which keeps prices down will encourage continued use. This totally obvious to anyone with the slightest sense of what economics is. It isn't Nobel-worthy economics! (I'm not sure, though, that anything is.)
5) Economics as currently constituted can help us reach our objective but can't help us set it. We should just just stick to 2 C.
One might wish that it were otherwise, but (see points 1 and 2) we don't have enough skill in economics to set a target. Consequently we need to set a target (GMST, CO2 concentration, emissions pathway) more or less intuitively. For a number of reasons I think 2 C is a good one. I would suggest that one reason for using it as a stretch goal is that twenty years ago it was being talked about as a worst case.
Wednesday, February 23, 2022
A conversation with Google support
You’re connected with agent Grace.
Hi Michael Tobis. Thanks for being a Google One member. My name is Grace. How are you today?
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