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← Facebook could ship safely without much unit testing because it had…
17 connected korrents · 15 moments from 23 Mar 2025 to 23 Sept 2026.
Everything filed under software quality
software quality
Everything filed under product management
product management
Everything filed under code generation
code generation
Everything filed under AI and jobs
AI and jobs
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: Facebook could ship safely without much unit testing because it had many independent layers of feedback, each one catching what the earlier layers missed. Facebook could ship safely without much unit testing because it had many independent layers of feedback, each one catching what the earlier layers missed. Last stated 4 months ago
1 Jul 2026
KB
Kent Beck — holds since 2026-07-01 — tap for who they are
Same subject: You cannot get real feedback on a new consumer product before shipping the whole thing; feedback starts when somebody spends their own money on it. — tap to centre the map on it You cannot get real feedback on a new consumer product before shipping the whole thing; feedback starts when somebody spends their own money on it. Last stated 5 months ago
7 Jun 2026
TF
Tony Fadell — holds since 2026-06-07 — tap for who they are
Same subject: At three billion users you cannot launch without testing and cannot test without it becoming news, so the communications plan comes before the launch decision. — tap to centre the map on it At three billion users you cannot launch without testing and cannot test without it becoming news, so the communications plan comes before the launch decision. Last stated 3 months ago
9 Jul 2026
AM
Adam Mosseri — holds since 2026-07-09 — tap for who they are
Same subject: However much theorizing is done before shipping, nothing compares to the evidence of users trying a product and iterating from there. — tap to centre the map on it However much theorizing is done before shipping, nothing compares to the evidence of users trying a product and iterating from there. Last stated a month ago
10 Sept 2026
TS
Tara Seshan — holds since 2026-09-10 — tap for who they are
Same subject: AI has made it cheap to build the features that were never worth building, so shipping a new feature every day can make a product worse rather than better. — tap to centre the map on it AI has made it cheap to build the features that were never worth building, so shipping a new feature every day can make a product worse rather than better. Last stated 4 months ago
24 Jun 2026
NE
NeetCode — holds since 2026-06-24 — tap for who they are
Same subject: Shipping ten times as much is not an advantage, because the moment you ship something you are stuck supporting it forever and every later feature has to interact with it. — tap to centre the map on it Shipping ten times as much is not an advantage, because the moment you ship something you are stuck supporting it forever and every later feature has to interact with it. Last stated 5 months ago
27 May 2026
DR
Dax Raad — holds since 2026-05-27 — tap for who they are
Same subject: Agents that use and grade a product are probably ending the days of needing people to obsessively test every part of it. — tap to centre the map on it Agents that use and grade a product are probably ending the days of needing people to obsessively test every part of it. Last stated a month ago
10 Sept 2026
RS
Robby Stein — holds since 2026-09-10 — tap for who they are
Same subject: Letting non-programmers vibe-code features into a large existing product destroys its architecture, even when every individual change looks defensible. — tap to centre the map on it Letting non-programmers vibe-code features into a large existing product destroys its architecture, even when every individual change looks defensible. Last stated 2 months ago
26 Aug 2026
DH
David Heinemeier Hansson — holds since 2026-08-26 — tap for who they are
Same subject: Which AI features users will love is genuinely unpredictable, and the ones a founder is most confident about are the ones that get used least. — tap to centre the map on it Which AI features users will love is genuinely unpredictable, and the ones a founder is most confident about are the ones that get used least. Last stated 2 years ago
23 Mar 2025
RV
Rahul Vohra — holds since 2025-03-23 — tap for who they are
Same subject: 95 percent of the software made in an age of abundance will be shitty, and shitty software is easy to deal with because it goes away. — tap to centre the map on it 95 percent of the software made in an age of abundance will be shitty, and shitty software is easy to deal with because it goes away. Last stated 4 weeks ago
23 Sept 2026
GT
Geoff Teehan — holds since 2026-09-23 — tap for who they are
Same subject: A coding agent left to run over a weekend returns work that is half good, a quarter garbage and a quarter in need of repair. — tap to centre the map on it A coding agent left to run over a weekend returns work that is half good, a quarter garbage and a quarter in need of repair. Last stated a year ago
18 Aug 2025
CB
Clay Bavor — holds since 2025-08-18 — tap for who they are
Same subject: A developer using AI coding tools remains responsible for reviewing the code they ship. — tap to centre the map on it A developer using AI coding tools remains responsible for reviewing the code they ship. Last stated 7 months ago
10 Mar 2026
JS
Jon Seager — holds since 2026-03-10 — tap for who they are
Same subject: AI-assisted coding will generate a lot of low-quality output that developers will need to clean up, even as it also produces good results. — tap to centre the map on it AI-assisted coding will generate a lot of low-quality output that developers will need to clean up, even as it also produces good results. Last stated 8 months ago
9 Feb 2026
SH
Scott Hanselman — holds since 2026-02-09 — tap for who they are
Same subject: AI-generated code should be treated as untrusted until there is evidence it preserves the intended behavior. — tap to centre the map on it AI-generated code should be treated as untrusted until there is evidence it preserves the intended behavior. Last stated 2 months ago
19 Aug 2026
JS
Jon Seager — holds since 2026-08-19 — tap for who they are
Same subject: As AI makes it easier to generate code, teams must delete code more aggressively or be overwhelmed by accumulated complexity. — tap to centre the map on it As AI makes it easier to generate code, teams must delete code more aggressively or be overwhelmed by accumulated complexity. Last stated 2 months ago
1 Sept 2026
VB
Vicki Boykis — holds since 2026-09-01 — tap for who they are
Same subject: A team that slows down and reads every pull request and every line of code should expect only a 30 to 50 percent productivity lift from AI. — tap to centre the map on it A team that slows down and reads every pull request and every line of code should expect only a 30 to 50 percent productivity lift from AI. Last stated 3 months ago
15 Jul 2026
DH
Dex Horthy — holds since 2026-07-15 — tap for who they are
Same subject: Agent-written code that runs and passes its tests is not enough: security, maintainability and being able to roll it back still need humans in the loop. — tap to centre the map on it Agent-written code that runs and passes its tests is not enough: security, maintainability and being able to roll it back still need humans in the loop. Last stated 5 months ago
7 Jun 2026
TF
Tony Fadell — holds since 2026-06-07 — tap for who they are
Same subject: Agentic code review raises the floor but cannot be trusted, because the model reading the code is the same model that wrote it, and it will tell you the code is great. — tap to centre the map on it Agentic code review raises the floor but cannot be trusted, because the model reading the code is the same model that wrote it, and it will tell you the code is great. Last stated 3 months ago
15 Jul 2026
DH
Dex Horthy — holds since 2026-07-15 — tap for who they are
At the centre
Facebook could ship safely without much unit testing because it had many independent layers of feedback, each one catching what the earlier layers missed.
Holds Read this korrent →
You cannot get real feedback on a new consumer product before shipping the whole thing; feedback starts when somebody spends their own money on it.
Holds
At three billion users you cannot launch without testing and cannot test without it becoming news, so the communications plan comes before the launch decision.
Holds
However much theorizing is done before shipping, nothing compares to the evidence of users trying a product and iterating from there.
Holds
AI has made it cheap to build the features that were never worth building, so shipping a new feature every day can make a product worse rather than better.
Holds
Shipping ten times as much is not an advantage, because the moment you ship something you are stuck supporting it forever and every later feature has to interact with it.
Holds
Agents that use and grade a product are probably ending the days of needing people to obsessively test every part of it.
Holds
Letting non-programmers vibe-code features into a large existing product destroys its architecture, even when every individual change looks defensible.
Holds
Which AI features users will love is genuinely unpredictable, and the ones a founder is most confident about are the ones that get used least.
Holds
95 percent of the software made in an age of abundance will be shitty, and shitty software is easy to deal with because it goes away.
Holds
A coding agent left to run over a weekend returns work that is half good, a quarter garbage and a quarter in need of repair.
Holds
A developer using AI coding tools remains responsible for reviewing the code they ship.
Holds
AI-assisted coding will generate a lot of low-quality output that developers will need to clean up, even as it also produces good results.
Holds
AI-generated code should be treated as untrusted until there is evidence it preserves the intended behavior.
Holds
As AI makes it easier to generate code, teams must delete code more aggressively or be overwhelmed by accumulated complexity.
Holds
A team that slows down and reads every pull request and every line of code should expect only a 30 to 50 percent productivity lift from AI.
Holds
Agent-written code that runs and passes its tests is not enough: security, maintainability and being able to roll it back still need humans in the loop.
Holds
Agentic code review raises the floor but cannot be trusted, because the model reading the code is the same model that wrote it, and it will tell you the code is great.
Holds