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← A deeper coffee bed reduces astringency by trapping long molecules on particle surfaces, not by pore-size filtration.
17 connected korrents · 12 moments from 29 Sept 2018 to 9 Aug 2026.
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creativity
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product management
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simplicity
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design
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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: A deeper coffee bed reduces astringency by trapping long molecules on particle surfaces, not by pore-size filtration. A deeper coffee bed reduces astringency by trapping long molecules on particle surfaces, not by pore-size filtration. Last stated 11 months ago
28 Nov 2025
JG
Jonathan Gagné — holds since 2025-11-28 — tap for who they are
Same subject: Grinding coffee too fine liberates more astringent compounds by breaking more coffee cells, causing astringency no matter how evenly water flows. — tap to centre the map on it Grinding coffee too fine liberates more astringent compounds by breaking more coffee cells, causing astringency no matter how evenly water flows. Last stated 4 years ago
1 Aug 2022
JG
Jonathan Gagné — holds since 2022-08-01 — tap for who they are
Same subject: Brewing coffee with too deep a bed forces a coarser grind, which lowers extraction efficiency and wastes coffee grounds. — tap to centre the map on it Brewing coffee with too deep a bed forces a coarser grind, which lowers extraction efficiency and wastes coffee grounds. Last stated 12 months ago
11 Nov 2025
SR
Scott Rao — holds since 2025-11-11 — tap for who they are
Same subject: In coffee brewing, channels that reach the bottom of the coffee bed carry astringency-causing compounds into the cup. — tap to centre the map on it In coffee brewing, channels that reach the bottom of the coffee bed carry astringency-causing compounds into the cup. Last stated 12 months ago
11 Nov 2025
SR
Scott Rao — holds since 2025-11-11 — tap for who they are
Same subject: Avoiding astringency in coffee is fundamentally a filtration problem rather than simply a matter of flow evenness. — tap to centre the map on it Avoiding astringency in coffee is fundamentally a filtration problem rather than simply a matter of flow evenness. Last stated 4 years ago
1 Aug 2022
JG
Jonathan Gagné — holds since 2022-08-01 — tap for who they are
Same subject: Coffee bed depth, unlike bed width, significantly affects flavor in a way other brew variables cannot easily compensate for. — tap to centre the map on it Coffee bed depth, unlike bed width, significantly affects flavor in a way other brew variables cannot easily compensate for. Last stated 11 months ago
28 Nov 2025
JG
Jonathan Gagné — holds since 2025-11-28 — tap for who they are
Same subject: The compounds responsible for astringency in coffee require very high water temperatures to dissolve efficiently. — tap to centre the map on it The compounds responsible for astringency in coffee require very high water temperatures to dissolve efficiently. Last stated 4 years ago
1 Aug 2022
JG
Jonathan Gagné — holds since 2022-08-01 — tap for who they are
Same subject: Adding hydraulic resistance beneath an espresso puck reduces channeling by slowing the flow of water and making it more even across the coffee bed. — tap to centre the map on it Adding hydraulic resistance beneath an espresso puck reduces channeling by slowing the flow of water and making it more even across the coffee bed. Last stated 4 years ago
16 Jul 2022
JG
Jonathan Gagné — holds since 2022-07-16 — tap for who they are
Same subject: Flat burr grinders tend to deposit ground coffee preferentially on one side of the portafilter, an effect worsened by higher grinder RPM. — tap to centre the map on it Flat burr grinders tend to deposit ground coffee preferentially on one side of the portafilter, an effect worsened by higher grinder RPM. Last stated 4 years ago
16 Jul 2022
JG
Jonathan Gagné — holds since 2022-07-16 — tap for who they are
Same subject: A business is more likely to fail from taking on too much complexity than from lacking resources. — tap to centre the map on it A business is more likely to fail from taking on too much complexity than from lacking resources. Last stated 8 years ago
29 Sept 2018
TG
Tren Griffin — holds since 2018-09-29 — tap for who they are
Same subject: A business succeeds through a small number of highly effective distribution channels, not many mediocre ones. — tap to centre the map on it A business succeeds through a small number of highly effective distribution channels, not many mediocre ones. Last stated 3 years ago
17 Feb 2024
AW
Adam Wiggins — holds since 2024-02-17 — tap for who they are
Same subject: A candidate negotiating an offer should make every ask fit one line of logic. — tap to centre the map on it A candidate negotiating an offer should make every ask fit one line of logic. Last stated 3 months ago
9 Aug 2026
AW
Adam Ward — holds since 2026-08-09 — tap for who they are
Same subject: A culture that is uncompromising but also kind and supportive is the most fertile ground for creativity. — tap to centre the map on it A culture that is uncompromising but also kind and supportive is the most fertile ground for creativity. Last stated 7 months ago
12 Apr 2026
ES
Evan Spiegel — holds since 2026-04-12 — tap for who they are
Same subject: A feeling of responsibility is probably the greatest inhibitor of creativity; great ideas came from people not paid to have them — tap to centre the map on it A feeling of responsibility is probably the greatest inhibitor of creativity; great ideas came from people not paid to have them
IA
Isaac Asimov — holds since c. 1959 — tap for who they are
Same subject: A fountain of creativity alone cannot build anything big, and management alone does nothing new. — tap to centre the map on it A fountain of creativity alone cannot build anything big, and management alone does nothing new. Last stated 8 months ago
15 Mar 2026
MA
Marc Andreessen — holds since 2026-03-15 — tap for who they are
Same subject: "Simplify onboarding" is an action, not a problem, and a roadmap line written that way will not work. — tap to centre the map on it "Simplify onboarding" is an action, not a problem, and a roadmap line written that way will not work. Last stated 2 years ago
19 Jan 2025
EV
Elena Verna — holds since 2025-01-19 — tap for who they are
Same subject: A billboard buys only short, shallow awareness, so it does not work for education or for a startup before product-market fit. — tap to centre the map on it A billboard buys only short, shallow awareness, so it does not work for education or for a startup before product-market fit. Last stated 5 months ago
9 Jun 2026
EK
Emily Kramer — holds since 2026-06-09 — tap for who they are
Same subject: A company can run a product and a project operating model at the same time. — tap to centre the map on it A company can run a product and a project operating model at the same time. Last stated a year ago
27 Oct 2025
PW
Petra Wille — holds since 2025-10-27 — tap for who they are
At the centre
A deeper coffee bed reduces astringency by trapping long molecules on particle surfaces, not by pore-size filtration.
Holds Read this korrent →
Grinding coffee too fine liberates more astringent compounds by breaking more coffee cells, causing astringency no matter how evenly water flows.
Holds
Brewing coffee with too deep a bed forces a coarser grind, which lowers extraction efficiency and wastes coffee grounds.
Holds
In coffee brewing, channels that reach the bottom of the coffee bed carry astringency-causing compounds into the cup.
Holds
Avoiding astringency in coffee is fundamentally a filtration problem rather than simply a matter of flow evenness.
Holds
Coffee bed depth, unlike bed width, significantly affects flavor in a way other brew variables cannot easily compensate for.
Holds
The compounds responsible for astringency in coffee require very high water temperatures to dissolve efficiently.
Holds
Adding hydraulic resistance beneath an espresso puck reduces channeling by slowing the flow of water and making it more even across the coffee bed.
Holds
Flat burr grinders tend to deposit ground coffee preferentially on one side of the portafilter, an effect worsened by higher grinder RPM.
Holds
A business is more likely to fail from taking on too much complexity than from lacking resources.
Holds
A business succeeds through a small number of highly effective distribution channels, not many mediocre ones.
Holds
A candidate negotiating an offer should make every ask fit one line of logic.
Holds
A culture that is uncompromising but also kind and supportive is the most fertile ground for creativity.
Holds
A feeling of responsibility is probably the greatest inhibitor of creativity; great ideas came from people not paid to have them
Last stated c. 1959
Holds
A fountain of creativity alone cannot build anything big, and management alone does nothing new.
Holds
"Simplify onboarding" is an action, not a problem, and a roadmap line written that way will not work.
Holds
A billboard buys only short, shallow awareness, so it does not work for education or for a startup before product-market fit.
Holds
A company can run a product and a project operating model at the same time.
Holds