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← Nobody has found keeping specs and code in sync worth the upkeep; the code stays the source of truth.
17 connected korrents · 13 moments on record from 15 Oct 2019 to 26 Aug 2026.
Everything filed under code generation
code generation
Everything filed under compilers
compilers
Everything filed under software performance
software performance
Everything filed under vibe coding
vibe coding 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: Nobody has found keeping specs and code in sync worth the upkeep; the code stays the source of truth. Nobody has found keeping specs and code in sync worth the upkeep; the code stays the source of truth. Last stated 2 months ago
15 Jul 2026
DH
Dex Horthy — holds since 2026-07-15 — tap for who they are
Same subject: The programming practices taught as best practice are ruinous for performance and should not be followed. — tap to centre the map on it The programming practices taught as best practice are ruinous for performance and should not be followed. Last stated 4 years ago
28 Feb 2023
CM
Casey Muratori — holds since 2023-02-28 — tap for who they are
Same subject: Most of the code the world runs on is maintained by hobbyists with an hour or two a month, so any proposal that needs more than that will simply be ignored. — tap to centre the map on it Most of the code the world runs on is maintained by hobbyists with an hour or two a month, so any proposal that needs more than that will simply be ignored. Last stated 2 years ago
1 Apr 2024
TD
Thomas Depierre — holds since 2024-04-01 — tap for who they are
Same subject: Lines of code are the wrong artifact to review; what we should be storing and reviewing is an architecture that generates the code to spec. — tap to centre the map on it Lines of code are the wrong artifact to review; what we should be storing and reviewing is an architecture that generates the code to spec. Last stated 4 weeks ago
12 Aug 2026
CM
Charity Majors — holds since 2026-08-12 — tap for who they are
Same subject: Keeping a codebase clean now pays off directly rather than aesthetically, because a coding agent will copy the patterns already in it almost exactly. — tap to centre the map on it Keeping a codebase clean now pays off directly rather than aesthetically, because a coding agent will copy the patterns already in it almost exactly. Last stated 6 months ago
19 Mar 2026
SW
Simon Willison — holds since 2026-03-19 — tap for who they are
Same subject: Deep compiler knowledge is still interesting, but it is no longer useful to a working engineer in any meaningful sense. — tap to centre the map on it Deep compiler knowledge is still interesting, but it is no longer useful to a working engineer in any meaningful sense. Last stated 6 months ago
11 Mar 2026
SY
Steve Yegge — holds since 2026-03-11 — tap for who they are
Same subject: The case for sweating every line of code was premised on humans doing the modifications, and it now survives only because tokens are scarce. — tap to centre the map on it The case for sweating every line of code was premised on humans doing the modifications, and it now survives only because tokens are scarce. Last stated 2 weeks ago
26 Aug 2026
DH
David Heinemeier Hansson — holds since 2026-08-26 — tap for who they are
Same subject: A sense of achievement in software survives writing almost none of the code yourself. — tap to centre the map on it A sense of achievement in software survives writing almost none of the code yourself. Last stated 2 weeks ago
26 Aug 2026
DH
David Heinemeier Hansson — holds since 2026-08-26 — tap for who they are
Same subject: It is no longer worth not reading the code in exchange for the occasional two-week hand fix, because the volume of code we can now generate has gone up ten to a hundred times. — tap to centre the map on it It is no longer worth not reading the code in exchange for the occasional two-week hand fix, because the volume of code we can now generate has gone up ten to a hundred times. Last stated 2 months ago
15 Jul 2026
DH
Dex Horthy — holds since 2026-07-15 — tap for who they are
Same subject: AI acceleration threatens 'less software': without the constraint of scarce hours, even 37signals will likely build too much. — tap to centre the map on it AI acceleration threatens 'less software': without the constraint of scarce hours, even 37signals will likely build too much. Last stated a month ago
26 Jul 2026
DH
David Heinemeier Hansson — holds since 2026-07-26 — tap for who they are
Same subject: AI-written code makes formal proof necessary, because human review of all that generated code becomes the bottleneck. — tap to centre the map on it AI-written code makes formal proof necessary, because human review of all that generated code becomes the bottleneck. Last stated 5 months ago
22 Apr 2026
MK
Martin Kleppmann — holds since 2026-04-22 — tap for who they are
Same subject: Code and files generated by tools are pollution: hand-writing them is worth the effort because the bloat slows everything down for everyone. — tap to centre the map on it Code and files generated by tools are pollution: hand-writing them is worth the effort because the bloat slows everything down for everyone. Last stated 7 years ago
15 Oct 2019
DS
Derek Sivers — holds since 2019-10-15 — tap for who they are
Same subject: A compiler that also serves an IDE has to be lazy and deferred throughout — a different way of building compilers from the one the textbooks teach. — tap to centre the map on it A compiler that also serves an IDE has to be lazy and deferred throughout — a different way of building compilers from the one the textbooks teach. Last stated 4 months ago
13 May 2026
AH
Anders Hejlsberg — holds since 2026-05-13 — tap for who they are
Same subject: A compiler that names every place a change breaks turns refactoring into fixing errors until the compiler stops shouting. — tap to centre the map on it A compiler that names every place a change breaks turns refactoring into fixing errors until the compiler stops shouting. Last stated 4 months ago
20 May 2026
AR
Alice Ryhl — holds since 2026-05-20 — tap for who they are
Same subject: A programming language is not a compiler but an experience: editing, running, debugging and the runtime library all have to fit together as one cycle. — tap to centre the map on it A programming language is not a compiler but an experience: editing, running, debugging and the runtime library all have to fit together as one cycle. Last stated 4 months ago
13 May 2026
AH
Anders Hejlsberg — holds since 2026-05-13 — tap for who they are
Same subject: "Is the page loaded?" was never a real question, and web performance only became measurable once it was broken into the distinct moments a user actually notices. — tap to centre the map on it "Is the page loaded?" was never a real question, and web performance only became measurable once it was broken into the distinct moments a user actually notices. Last stated 3 weeks ago
19 Aug 2026
AO
Addy Osmani — holds since 2026-08-19 — tap for who they are
Same subject: "Optimize it later" would be safe advice only if every engineer already knew how to avoid the architectural mistakes that no later optimization can remove. — tap to centre the map on it "Optimize it later" would be safe advice only if every engineer already knew how to avoid the architectural mistakes that no later optimization can remove. Last stated 2 weeks ago
26 Aug 2026
CM
Casey Muratori — holds since 2026-08-26 — tap for who they are
Same subject: A 300-millisecond response budget is not an achievement but an admission: 300 milliseconds is an eternity in computing, and a product pitching it shows how far the bar has fallen. — tap to centre the map on it A 300-millisecond response budget is not an achievement but an admission: 300 milliseconds is an eternity in computing, and a product pitching it shows how far the bar has fallen. Last stated 2 weeks ago
26 Aug 2026
CM
Casey Muratori — holds since 2026-08-26 — tap for who they are
At the centre
Nobody has found keeping specs and code in sync worth the upkeep; the code stays the source of truth.
Holds DH Dex HorthyRead this korrent →
The programming practices taught as best practice are ruinous for performance and should not be followed.
Holds CM Casey Muratori
Most of the code the world runs on is maintained by hobbyists with an hour or two a month, so any proposal that needs more than that will simply be ignored.
Holds TD Thomas Depierre
Lines of code are the wrong artifact to review; what we should be storing and reviewing is an architecture that generates the code to spec.
Holds CM Charity Majors
Keeping a codebase clean now pays off directly rather than aesthetically, because a coding agent will copy the patterns already in it almost exactly.
Holds
Deep compiler knowledge is still interesting, but it is no longer useful to a working engineer in any meaningful sense.
Holds SY Steve Yegge
The case for sweating every line of code was premised on humans doing the modifications, and it now survives only because tokens are scarce.
Holds
A sense of achievement in software survives writing almost none of the code yourself.
Holds
It is no longer worth not reading the code in exchange for the occasional two-week hand fix, because the volume of code we can now generate has gone up ten to a hundred times.
Holds DH Dex Horthy
AI acceleration threatens 'less software': without the constraint of scarce hours, even 37signals will likely build too much.
Holds
AI-written code makes formal proof necessary, because human review of all that generated code becomes the bottleneck.
Holds MK Martin Kleppmann
Code and files generated by tools are pollution: hand-writing them is worth the effort because the bloat slows everything down for everyone.
Holds
A compiler that also serves an IDE has to be lazy and deferred throughout — a different way of building compilers from the one the textbooks teach.
Holds AH Anders Hejlsberg
A compiler that names every place a change breaks turns refactoring into fixing errors until the compiler stops shouting.
Holds AR Alice Ryhl
A programming language is not a compiler but an experience: editing, running, debugging and the runtime library all have to fit together as one cycle.
Holds AH Anders Hejlsberg
"Is the page loaded?" was never a real question, and web performance only became measurable once it was broken into the distinct moments a user actually notices.
Holds AO Addy Osmani
"Optimize it later" would be safe advice only if every engineer already knew how to avoid the architectural mistakes that no later optimization can remove.
Holds CM Casey Muratori
A 300-millisecond response budget is not an achievement but an admission: 300 milliseconds is an eternity in computing, and a product pitching it shows how far the bar has fallen.
Holds CM Casey Muratori