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← An economy running on muscle power has a hard and low ceiling on total…
17 connected korrents · 15 moments on record from 24 Jul 2020 to 15 Aug 2026.
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energy Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Read this korrent: An economy running on muscle power has a hard and low ceiling on total production, because its only real input is land and the returns to more of it fall away fast. An economy running on muscle power has a hard and low ceiling on total production, because its only real input is land and the returns to more of it fall away fast. Last stated 4 years ago
26 Aug 2022
BD
Bret Devereaux — holds since 2022-08-26 — tap for who they are
Same subject: A pre-modern countryside produces an enormous amount of food and almost no extractable surplus, which is the hard limit on everything the state above it can do. — tap to centre the map on it A pre-modern countryside produces an enormous amount of food and almost no extractable surplus, which is the hard limit on everything the state above it can do. Last stated 6 years ago
24 Jul 2020
BD
Bret Devereaux — holds since 2020-07-24 — tap for who they are
Same subject: The world economy is flat for capital, goods and ideas, and has a legal cliff at the border for people. — tap to centre the map on it The world economy is flat for capital, goods and ideas, and has a legal cliff at the border for people. Last stated 4 years ago
2 Mar 2023
LP
Lant Pritchett — holds since 2023-03-02 — tap for who they are
Same subject: Vertical farming swaps a land problem for an energy problem, and the energy cost is what stops it feeding the world. — tap to centre the map on it Vertical farming swaps a land problem for an energy problem, and the energy cost is what stops it feeding the world. Last stated 2 years ago
5 Dec 2024
HR
Hannah Ritchie — holds since 2024-12-05 — tap for who they are
MG
Michael Grunwald — holds since 2023-07-03 — tap for who they are
Same subject: Pre-modern subsistence farmers were minimising the risk of starvation rather than maximising output, and their apparently backward practices are rational once that is understood. — tap to centre the map on it Pre-modern subsistence farmers were minimising the risk of starvation rather than maximising output, and their apparently backward practices are rational once that is understood. Last stated 6 years ago
24 Jul 2020
BD
Bret Devereaux — holds since 2020-07-24 — tap for who they are
Same subject: The claim that higher yields backfire and end up increasing farmland is much weaker than the literature assumes. — tap to centre the map on it The claim that higher yields backfire and end up increasing farmland is much weaker than the literature assumes. Last stated 2 years ago
13 Mar 2024
LB
Linus Blomqvist — holds since 2024-03-13 — tap for who they are
Same subject: Food is grown wherever land, labour, energy and capital are cheapest, which is why the world now depends on a few vulnerable breadbaskets. — tap to centre the map on it Food is grown wherever land, labour, energy and capital are cheapest, which is why the world now depends on a few vulnerable breadbaskets. Last stated 3 years ago
9 Dec 2023
CS
Chris Smaje — holds since 2023-12-09 — tap for who they are
Same subject: A highly dynamic economy that cheaply mass-produces robots may increase rather than decrease the risk of Malthusian resource dilemmas. — tap to centre the map on it A highly dynamic economy that cheaply mass-produces robots may increase rather than decrease the risk of Malthusian resource dilemmas. Last stated 3 years ago
1 Oct 2023
TC
Tyler Cowen — holds since 2023-10-01 — tap for who they are
Same subject: The rich world is spending its scarcest resource, elite talent, on economising the most abundant resource on earth: ordinary labour. — tap to centre the map on it The rich world is spending its scarcest resource, elite talent, on economising the most abundant resource on earth: ordinary labour. Last stated 4 years ago
2 Mar 2023
LP
Lant Pritchett — holds since 2023-03-02 — tap for who they are
Same subject: A humanoid robot is the wrong tool on a factory floor, because a machine specialised in the task beats it. — tap to centre the map on it A humanoid robot is the wrong tool on a factory floor, because a machine specialised in the task beats it. Last stated a year ago
6 Apr 2025
MH
Molson Hart — holds since 2025-04-06 — tap for who they are
Same subject: A physical AI agent has to be safe on day one, because you cannot ship something merely good enough and let users find the edge cases. — tap to centre the map on it A physical AI agent has to be safe on day one, because you cannot ship something merely good enough and let users find the edge cases. Last stated a month ago
3 Aug 2026
DD
Dmitri Dolgov — holds since 2026-08-03 — tap for who they are
Same subject: A robot does not need video to remember the last hour: past a few seconds, memory can be a text summary of what happened. — tap to centre the map on it A robot does not need video to remember the last hour: past a few seconds, memory can be a text summary of what happened. Last stated 4 weeks ago
12 Aug 2026
CF
Chelsea Finn — holds since 2026-08-12 — tap for who they are
Same subject: Most nuclear companies will not have this solved by 2031, and many still will not by 2035, because they have the wrong mindset. — tap to centre the map on it Most nuclear companies will not have this solved by 2031, and many still will not by 2035, because they have the wrong mindset. Last stated 3 weeks ago
15 Aug 2026
IT
Isaiah Taylor — holds since 2026-08-15 — tap for who they are
Same subject: Most of the nuclear industry is a modelling and simulation business producing paper reactors, not a business that builds them. — tap to centre the map on it Most of the nuclear industry is a modelling and simulation business producing paper reactors, not a business that builds them. Last stated 3 weeks ago
15 Aug 2026
IT
Isaiah Taylor — holds since 2026-08-15 — tap for who they are
Same subject: Nuclear safety should be pursued by reducing the consequence of an accident rather than its odds, because something unpredictable always happens. — tap to centre the map on it Nuclear safety should be pursued by reducing the consequence of an accident rather than its odds, because something unpredictable always happens. Last stated 3 weeks ago
15 Aug 2026
IT
Isaiah Taylor — holds since 2026-08-15 — tap for who they are
Same subject: A data centre powered by solar and batteries alone needs an array so oversized that the design is not worth building. — tap to centre the map on it A data centre powered by solar and batteries alone needs an array so oversized that the design is not worth building. Last stated 2 years ago
18 Apr 2024
AV
Austin Vernon — holds since 2024-04-18 — tap for who they are
Same subject: A solar panel is a manufactured object that produces wealth rather than consuming it, at a hundred times the rate of the best farmland. — tap to centre the map on it A solar panel is a manufactured object that produces wealth rather than consuming it, at a hundred times the rate of the best farmland. Last stated 2 years ago
9 Nov 2024
CH
Casey Handmer — holds since 2024-11-09 — tap for who they are
Same subject: A solar-powered data centre can cut its power draw a great deal while giving up very little compute, which is how it survives a run of bad weather. — tap to centre the map on it A solar-powered data centre can cut its power draw a great deal while giving up very little compute, which is how it survives a run of bad weather. Last stated a year ago
15 Aug 2025
CH
Casey Handmer — holds since 2025-08-15 — tap for who they are
At the centre
An economy running on muscle power has a hard and low ceiling on total production, because its only real input is land and the returns to more of it fall away fast.
Holds BD Bret DevereauxRead this korrent →
A pre-modern countryside produces an enormous amount of food and almost no extractable surplus, which is the hard limit on everything the state above it can do.
Holds BD Bret Devereaux
The world economy is flat for capital, goods and ideas, and has a legal cliff at the border for people.
Holds LP Lant Pritchett
Vertical farming swaps a land problem for an energy problem, and the energy cost is what stops it feeding the world.
Holds HR Hannah RitchieMG Michael Grunwald
Pre-modern subsistence farmers were minimising the risk of starvation rather than maximising output, and their apparently backward practices are rational once that is understood.
Holds BD Bret Devereaux
The claim that higher yields backfire and end up increasing farmland is much weaker than the literature assumes.
Holds LB Linus Blomqvist
Food is grown wherever land, labour, energy and capital are cheapest, which is why the world now depends on a few vulnerable breadbaskets.
Holds CS Chris Smaje
A highly dynamic economy that cheaply mass-produces robots may increase rather than decrease the risk of Malthusian resource dilemmas.
Holds TC Tyler Cowen
The rich world is spending its scarcest resource, elite talent, on economising the most abundant resource on earth: ordinary labour.
Holds LP Lant Pritchett
A humanoid robot is the wrong tool on a factory floor, because a machine specialised in the task beats it.
Holds MH Molson Hart
A physical AI agent has to be safe on day one, because you cannot ship something merely good enough and let users find the edge cases.
Holds DD Dmitri Dolgov
A robot does not need video to remember the last hour: past a few seconds, memory can be a text summary of what happened.
Holds CF Chelsea Finn
Most nuclear companies will not have this solved by 2031, and many still will not by 2035, because they have the wrong mindset.
Holds IT Isaiah Taylor
Most of the nuclear industry is a modelling and simulation business producing paper reactors, not a business that builds them.
Holds IT Isaiah Taylor
Nuclear safety should be pursued by reducing the consequence of an accident rather than its odds, because something unpredictable always happens.
Holds IT Isaiah Taylor
A data centre powered by solar and batteries alone needs an array so oversized that the design is not worth building.
Holds AV Austin Vernon
A solar panel is a manufactured object that produces wealth rather than consuming it, at a hundred times the rate of the best farmland.
Holds CH Casey Handmer
A solar-powered data centre can cut its power draw a great deal while giving up very little compute, which is how it survives a run of bad weather.
Holds CH Casey Handmer