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← Battery-electric airliners do not work even on optimistic assumptions,…
17 connected korrents · 17 moments on record from 2 Apr 2021 to 29 Aug 2026.
Everything filed under batteries
batteries
Everything filed under China
China
Everything filed under data centers
data centers
Everything filed under energy
energy
Everything filed under nuclear power
nuclear power
Everything filed under electric vehicles
electric vehicles 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: Battery-electric airliners do not work even on optimistic assumptions, and the arithmetic said so before anyone built one. Battery-electric airliners do not work even on optimistic assumptions, and the arithmetic said so before anyone built one. Last stated 5 years ago
2 Apr 2021
BF
Bjorn Fehrm — holds since 2021-04-02 — 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: About a fifth of the US grid could be freed for data centres just by covering the yearly peak with batteries or peaker plants. — tap to centre the map on it About a fifth of the US grid could be freed for data centres just by covering the yearly peak with batteries or peaker plants. Last stated 6 months ago
13 Mar 2026
DP
Dylan Patel — holds since 2026-03-13 — tap for who they are
Same subject: An off-grid data centre can delete its uninterruptible power supplies entirely, because the battery bank outside already is one. — tap to centre the map on it An off-grid data centre can delete its uninterruptible power supplies entirely, because the battery bank outside already is one. Last stated 2 years ago
18 Apr 2024
AV
Austin Vernon — holds since 2024-04-18 — tap for who they are
Same subject: Batteries will replace transmission as the cheapest way to keep the lights on, and the grid will shrink rather than grow. — tap to centre the map on it Batteries will replace transmission as the cheapest way to keep the lights on, and the grid will shrink rather than grow. Last stated 9 months ago
8 Dec 2025
CH
Casey Handmer — holds since 2023-10-11 — tap for who they are
CH
Casey Handmer — holds since 2025-12-08 — tap for who they are
Same subject: Below about a thousand dollars a kilowatt of capital cost, the right way to run a plant is intermittently on raw solar with no batteries at all. — tap to centre the map on it Below about a thousand dollars a kilowatt of capital cost, the right way to run a plant is intermittently on raw solar with no batteries at all. Last stated 2 years ago
9 Nov 2024
CH
Casey Handmer — holds since 2024-11-09 — tap for who they are
Same subject: Cargo ships can be electrified with a cheap, heavy, low-performance battery, because carrying heavy things cheaply is the one thing ships are good at. — tap to centre the map on it Cargo ships can be electrified with a cheap, heavy, low-performance battery, because carrying heavy things cheaply is the one thing ships are good at. Last stated 3 years ago
by 11 May 2023
AV
Austin Vernon — holds since 2023-05-11 — tap for who they are
Same subject: Cheap clean energy has broken the old trade-off between raising living standards and cutting environmental harm. — tap to centre the map on it Cheap clean energy has broken the old trade-off between raising living standards and cutting environmental harm. Last stated 9 months ago
9 Dec 2025
CH
Casey Handmer — holds since 2023-10-11 — tap for who they are
HR
Hannah Ritchie — holds since 2025-12-09 — tap for who they are
Same subject: China's industrial lead was manufactured by deliberate state industrial policy rather than by market forces alone. — tap to centre the map on it China's industrial lead was manufactured by deliberate state industrial policy rather than by market forces alone. Last stated a month ago
29 Jul 2026
DW
Dan Wang — holds since 2024-01-23 — tap for who they are
AT
Adam Tooze — holds since 2026-07-29 — tap for who they are
Same subject: A hybrid is a poor machine because it carries two complete powertrains, and most e-bikes repeat the same mistake. — tap to centre the map on it A hybrid is a poor machine because it carries two complete powertrains, and most e-bikes repeat the same mistake. Last stated 5 years ago
by 9 Nov 2021
AV
Austin Vernon — holds since 2021-11-09 — tap for who they are
Same subject: China leapfrogged the West on cars by treating internal combustion as obsolete and mastering the technology that replaces it. — tap to centre the map on it China leapfrogged the West on cars by treating internal combustion as obsolete and mastering the technology that replaces it. Last stated a week ago
29 Aug 2026
NS
Noah Smith — holds since 2026-08-29 — tap for who they are
Same subject: Electric cars will not reach 30% of US sales by 2027; the forecasts that looked pessimistic in 2018 were still too optimistic. — tap to centre the map on it Electric cars will not reach 30% of US sales by 2027; the forecasts that looked pessimistic in 2018 were still too optimistic. Last stated 2 years ago
1 Jan 2025
RB
Rodney Brooks — holds since 2025-01-01 — 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 Chinese crewed landing on the Moon before America returns would be a defeat for the free world. — tap to centre the map on it A Chinese crewed landing on the Moon before America returns would be a defeat for the free world. Last stated 3 weeks ago
18 Aug 2026
CH
Casey Handmer — holds since 2025-10-31 — tap for who they are
EB
Eric Berger — holds since 2026-08-18 — tap for who they are
Same subject: A country cannot fund its own industrial strategy and call the same policy cheating when China does it. — tap to centre the map on it A country cannot fund its own industrial strategy and call the same policy cheating when China does it. Last stated a year ago
15 May 2025
HR
Hannah Ritchie — holds since 2025-05-15 — tap for who they are
Same subject: A few square miles at the Moon's south pole are the only lunar real estate that matters, and whoever gets there first sets the terms. — tap to centre the map on it A few square miles at the Moon's south pole are the only lunar real estate that matters, and whoever gets there first sets the terms. Last stated 3 weeks ago
18 Aug 2026
EB
Eric Berger — holds since 2026-08-18 — tap for who they are
At the centre
Battery-electric airliners do not work even on optimistic assumptions, and the arithmetic said so before anyone built one.
Holds BF Bjorn FehrmRead this korrent →
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
About a fifth of the US grid could be freed for data centres just by covering the yearly peak with batteries or peaker plants.
Holds DP Dylan Patel
An off-grid data centre can delete its uninterruptible power supplies entirely, because the battery bank outside already is one.
Holds AV Austin Vernon
Batteries will replace transmission as the cheapest way to keep the lights on, and the grid will shrink rather than grow.
Holds CH Casey Handmer
Below about a thousand dollars a kilowatt of capital cost, the right way to run a plant is intermittently on raw solar with no batteries at all.
Holds CH Casey Handmer
Cargo ships can be electrified with a cheap, heavy, low-performance battery, because carrying heavy things cheaply is the one thing ships are good at.
Holds AV Austin Vernon
Cheap clean energy has broken the old trade-off between raising living standards and cutting environmental harm.
Holds CH Casey HandmerHR Hannah Ritchie
China's industrial lead was manufactured by deliberate state industrial policy rather than by market forces alone.
Holds DW Dan WangAT Adam Tooze
A hybrid is a poor machine because it carries two complete powertrains, and most e-bikes repeat the same mistake.
Holds AV Austin Vernon
China leapfrogged the West on cars by treating internal combustion as obsolete and mastering the technology that replaces it.
Holds
Electric cars will not reach 30% of US sales by 2027; the forecasts that looked pessimistic in 2018 were still too optimistic.
Holds RB Rodney Brooks
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 Chinese crewed landing on the Moon before America returns would be a defeat for the free world.
Holds CH Casey HandmerEB Eric Berger
A country cannot fund its own industrial strategy and call the same policy cheating when China does it.
Holds HR Hannah Ritchie
A few square miles at the Moon's south pole are the only lunar real estate that matters, and whoever gets there first sets the terms.
Holds EB Eric Berger