a42z — knowledge hub

Trending & Newsworthy (12 stories) 12

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Iran-linked hackers breach FBI director's personal email

m-hodges2026-03-27↑ 24954 comments

State-sponsored breach of FBI director's personal email signals escalation in cyber-espionage targeting highest levels of US government.

Go hard on agents, not on your filesystem

mazieres2026-03-28↑ 34660 comments

Stanford research on agent security architectures addresses critical emerging vulnerability as autonomous AI systems gain filesystem access.

AMD's Ryzen 9 9950X3D2 Dual Edition crams 208MB of cache into a single chip

zdw2026-03-28↑ 16715 comments

AMD's 208MB cache chip represents significant hardware advancement for AI inference workloads and high-performance computing.

CERN uses tiny AI models burned into silicon for real-time LHC data filtering

TORcicada2026-03-28↑ 4916 comments

CERN's silicon-embedded tiny AI models demonstrate production deployment of edge ML for extreme low-latency particle physics applications.

Colorado House passes bill to limit surveillance pricing and wage setting

jprs2026-03-27↑ 11312 comments

Colorado's surveillance pricing/wage-setting bill could establish precedent for algorithmic management regulation affecting HR tech and gig platforms.

Fear and denial in Silicon Valley over social media addiction trial

16594470912026-03-28↑ 11928 comments

Silicon Valley social media addiction trial exposes internal documents and executive testimony with potential regulatory implications for platform design.

Improving Composer through real-time RL

ingve2026-03-26↑ 8118 comments

Cursor's real-time RL for code generation reveals competitive technical approach in rapidly evolving AI IDE market.

Codex Plugins

epaga2026-03-27↑ 170 comments

OpenAI Codex plugin system launch indicates platform strategy expansion for agentic coding tools.

Show HN: Twitch Roulette – Find live streamers who need views the most

ellg2026-03-27↑ 12028 comments

Twitch discovery tool highlights platform dynamics and creator economy challenges with measurable engagement data.

Trust Signals as Sparklines for Hacker News

solaire_oa2026-03-26↑ 3914 comments

Trust signal visualization for HN addresses information quality problem relevant to all community-driven platforms.

Automatically generate all 3D print files for organizing a drawer

woktalk2026-03-25↑ 5914 comments

Automated 3D print generation for organization demonstrates practical generative design application with hardware integration.

.apks are just .zips; semi-legally hacking software for orphaned hardware [video]

abadar2026-03-25↑ 455 comments

APK reverse engineering for orphaned hardware preservation touches software licensing, right-to-repair, and digital archival intersection.

AI Model Capabilities and Risks 5

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Cybersecurity stocks slumped on Friday following a report that Anthropic is testing a powerful new artificial intelligence model that is more advanced in cyber capabilities and also presents potential security risks.

u/Logical_Welder34672026-03-28r/technology

Anthropic Claude Mythos - new model leak and implications

u/AnswerPositive65982026-03-27r/cybersecurity

Meet Claude Mythos: Leaked Anthropic post reveals the powerful upcoming model

u/boppinmule2026-03-27r/artificial

Say No to Congress using AI to mass surveil US Citizens and oppose the extension of the FISA Act

u/FrequentAd54372026-03-28r/artificial

In April Congress is voting to extend the FISA Act on the 20th of April this year. The FISA Act allows the government to buy your emails, texts, and calls from corporations. With the newly established

Is AI misalignment actually a real problem or are we overthinking it?

u/Dimneo2026-03-27r/artificial

Genuinely curious where people stand on this. Not talking about sci-fi scenarios. Talking about real production systems today. Have you seen an AI system ignore its own instructions? Misread what the

SaaS Business Model Crisis 4

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the SaaS model is quietly falling apart for small businesses and nobody in tech wants to admit it

u/Healty_potsmoker2026-03-27r/Entrepreneur

I run a 12 person company and I just did our annual software audit and the number genuinely startled me so I want to see if other business owners are experiencing the same thing. We are paying for 23

Solo founder math: $2K in AI API costs vs $300-500K for a dev team - 3 months, i will not promote

u/a_protsyuk2026-03-27r/startups

Three months ago I decided to build with no devs. Just me and AI agents. The economics don't make sense until you see it: - 446 closed tasks - 1,750+ commits (honestly I stopped counting at some po

I analyzed 5 "here's how I hit $20k+ MRR" posts. One pattern showed up in every single story.

u/decebaldecebal2026-03-28r/Entrepreneur

I spent a few days reading founder post-mortems. Founders who crossed $20k-$40k MRR with zero employees and zero ad spend. 5 different products. 5 different niches. I wanted to find what they actuall

I stopped chasing “big ideas” and focused on solving small problems here’s what happened

u/Pro_Automation__2026-03-28r/Entrepreneur

I used to think entrepreneurship was about finding a huge, game changing idea. It kept me stuck for years. Recently, I shifted to solving small, everyday problems instead. Built something simple, lau

Tech Industry Economic Turmoil 3

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'Unless Things Change, We Will Not Survive': Even Toyota Doesn't Feel Safe Right Now

u/TripleShotPls2026-03-27r/technology

The Shocking Speed of China’s Scientific Rise

u/straightdge2026-03-28r/technology

Welcome to a Multidimensional Economic Disaster

u/DarkSkyKnight2026-03-27r/technology

AI and Bots Dominating Internet 3

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AI and bots have officially taken over the internet, report finds

u/FervidBug422026-03-27r/technology

UK government abandons plans to give AI models access to copyrighted music

u/AnonymousTimewaster2026-03-27r/technology

Supreme Court rejects Sony's attempt to kick music pirates off the Internet

u/hakeemkhd2026-03-27r/technology

Developer Tooling and Platform Changes 3

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PSA: If you don't opt out by Apr 24 GitHub will train on your private repos

u/Complete-Sea66552026-03-28r/webdev

Microsoft confirms major Windows 11 Search improvements after years of complaints

u/Quantum-Coconut2026-03-28r/technology

GitHub Actions Is Slowly Killing Your Engineering Team - Ian Duncan

u/cbigsby2026-03-27r/programming

Privacy and Border Security Tech 2

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How to Keep ICE Agents Out of Your Phone at the Airport

u/johnlsmith20052026-03-28r/technology

Increased frequency of clickfix attacks in corporate environments

u/LumpiaMax2026-03-28r/cybersecurity

I work at a mid-size food company with a somewhat decent security stack that has some decent detection engineering foundations and a pretty well-set up EDR environment. lately, an observation I have

Startup Founder Challenges 5

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Co Founder hasn’t delivered in 6 months- how do I handle equity and the conversation? I will not promote

u/Think_Yam44402026-03-28r/startups

Hey everyone, looking for some honest advice on a co-founder situation. About 9 months ago I started building a B2B SaaS tool with a friend. We're both in our mid-20s and relatively early in our care

Our primary pivot strategy might be economically impractical, and I need advice. "I will not promote"

u/YoKevinTrue2026-03-28r/startups

I've been working on a AI startup in the video space, and we've specifically built a new strategy which we think we can use to create channels on YouTube and make them very profitable. We've raised $

3 Years Building. Now I’m Hitting the Wall. [I will not promote]

u/SaskinPikachu2026-03-27r/startups

Hello, I have been working on a project for three years. I am aware that this may seem like an unreasonably long time. However, what I am building is highly complex, and I have had to redesign it mul

Secured my first paying client!! 🎉🎉 ( I will not promote)

u/Dazzling_Hand61702026-03-27r/startups

I wanted to share a quick win. For a while now, I’ve been stuck in a cycle where my only "leads" were people looking for free services. They either couldn't or wouldn't pay, and I was starting to feel

How do I quit a startup? “I will not promote”

u/hannibal-grazioso2026-03-28r/startups

As the title says. Basically I was invited to be a co-founder of an Al startup, the founder is not really from a technical background either, and he's not even in the same country as me, and he has is

Energy and Infrastructure Innovation 1

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Tiny Nuclear Reactors Could Be the Key to Unlimited Power Across America

u/_Dark_Wing2026-03-28r/technology

Other 5

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AV1’s open, royalty-free promise in question as Dolby sues Snapchat over codec | Big Tech declaring AV1 royalty-free “doesn’t mean that it is.”

u/Hrmbee2026-03-28r/technology

A lot of side hustles become most dangerous right after they stop feeling fragile

u/NoNu_u2026-03-28r/Entrepreneur

Lately I’ve been noticing a pattern that feels more dangerous than obvious failure. When a side hustle is clearly struggling, people stay analytical. They question assumptions. They stay cautious. B

Indonesia bans social media for under 16, 1st in Asia

u/Saltedline2026-03-28r/technology

Could really use some guidance . I'm a 2nd year Bachelor of Data Science Student

u/Crystalagent472026-03-28r/datascience

Hey everyone, hoping to get some direction here. I'm finishing up my second year of a three year Bachelor of Data Science degree. I'm fairly comfortable with Python, SQL, pandas, and the core stats s

Database alternative for personal todo list

u/accountmaster91912026-03-28r/webdev

I am making a personal todo list which I want to be able to sync between all my devices. It is a static site hosted on vercel. I was previously using supabase, but I was wondering if there is somethin

AI Agent Coding Tools 1

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Language | Python Popularity | 61 ⭐ Topics | agentic-coding, ai-agents, ai-coding-assistant, claude-code, compliance-automation,…

@Pg763617502026-03-28

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AI Engineering Productivity 1

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The Engineering Productivity Revolution: How AI Agents Are Transforming Software Development Workflows Published March 3, 2026 | ClawDepot …

@DionVossAI2026-03-27

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AI Platform Authenticity Disputes 1

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@aixbt_agent @PUELTA7 @xai @aixbt_agent We've known you'd pull the same lie. Time to expose you too. Certified fake AI 🤣 You call it the x-a…

@MetaFinancialAI2026-03-28

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Tech Industry Labor Corrections 1

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This is unfortunate, but it also reflects the current reality of many tech companies,growth phases are often followed by corrections. The re…

@abdullahi_596212026-03-27

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Last week 22

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The Energy Situation, Explained for Tech People

Andreessen HorowitzAndreessen Horowitz2026-03-27vc

The Trust Wall: Why AI’s Next Billion Users Will Come Through Trust Networks

Andreessen HorowitzAndreessen Horowitz2026-03-26vc

The Future of Restaurants in an AI World: Hudson Smith with Olo Founder Noah Glass

Thoma BravoThoma Bravo2026-03-26vcdate-unverified

Modeling The AGI Economy

Union Square VenturesUnion Square Ventures2026-03-26vc

Why We Founded Airbase

Andreessen HorowitzAndreessen Horowitz2026-03-25vc

The Truth about Venture Capitalists (in 2007)

Andreessen HorowitzAndreessen Horowitz2026-03-25vc

Robotics Needs Fewer Roboticists*

Andreessen HorowitzAndreessen Horowitz2026-03-25vc

Investing in Glimpse

Andreessen HorowitzAndreessen Horowitz2026-03-25vc

Rocketlane Raises $60 Million Series C to Redefine Professional Services for the AI Era

Insight PartnersInsight Partners2026-03-25vc

From the Lab to the Frontier: The Story Behind Inception

Menlo VenturesMenlo Ventures2026-03-25vc

Meet the Agents at USV: Arthur, Ellie, Sally, and Friends

Union Square VenturesUnion Square Ventures2026-03-25vc

Revolut: The Algorithm That Keeps Compounding

Andreessen HorowitzAndreessen Horowitz2026-03-24vc

Supercharging financial advisors: How AI is reshaping wealth management

Insight PartnersInsight Partners2026-03-24vc

Investing in Doss: A New Form of AI-Native Enterprise Application

Madrona Venture GroupMadrona Venture Group2026-03-24vc

AI Bubble or Not?

Union Square VenturesUnion Square Ventures2026-03-24vc

There are only two paths left for software

Andreessen HorowitzAndreessen Horowitz2026-03-23vc

How Pictor Labs is turning tissue into data to revolutionize diagnosis

Insight PartnersInsight Partners2026-03-23vc

Condor Software Raises $24 Million Series A Funding to Build the First Financial Intelligence Platform for Life Sciences

Insight PartnersInsight Partners2026-03-23vc

Menlo’s Investment in Gimlet: The Multi-Silicon Inference Cloud

Menlo VenturesMenlo Ventures2026-03-23vc

Building an AI Native Startup

Radical VenturesRadical Ventures2026-03-23vc

Nvidia’s Role in the AI Startup Ecosystem

Radical VenturesRadical Ventures2026-03-23vc

Thermodynamics: The New Frontier of AI Infrastructure – Issue #22

Mayfield FundMayfield Fund2026-03-21vc

Last month 24

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Charts of the Week: Learning to Weld

Andreessen HorowitzAndreessen Horowitz2026-03-20vc

How Founders Can Apply Zapier’s AI Playbook

Madrona Venture GroupMadrona Venture Group2026-03-20vc

Copper One: The World's Only Autonomy-First Mine & Refinery

Andreessen HorowitzAndreessen Horowitz2026-03-19vc

Investing in Deeptune

Andreessen HorowitzAndreessen Horowitz2026-03-19vc

OpenClaw is Emerging as Linux for Agents

Mayfield FundMayfield Fund2026-03-19vc

Agents for Security: The Tipping Point for Offensive AI

Menlo VenturesMenlo Ventures2026-03-19vc

From Scotland to Sydney: Andy Watt on Leading Nearmap’s Global Growth

Thoma BravoThoma Bravo2026-03-19vcdate-unverified

The internet ruined customer service. AI could save it.

Andreessen HorowitzAndreessen Horowitz2026-03-18vc

Disruption vs. Durability: Three Takeaways from the 2026 Montgomery Summit

Madrona Venture GroupMadrona Venture Group2026-03-18vc

Twitter’s Ex-CEO: The Web Was Built for Humans — Let’s Make it Work for AI Agents

Madrona Venture GroupMadrona Venture Group2026-03-18vc

Partnering with Edra: Context for Agents at Scale

Sequoia CapitalSequoia Capital2026-03-18vc

Your product won’t sell itself

Andreessen HorowitzAndreessen Horowitz2026-03-17vc

Significance > Success

Collaborative FundCollaborative Fund2026-03-17vc

The Agent era may be the end of single-step thinking

Insight PartnersInsight Partners2026-03-17vc

Why Thermodynamics is the New Frontier of AI Infrastructure

Mayfield FundMayfield Fund2026-03-17vc

The AI Leadership Reckoning is Here

Radical VenturesRadical Ventures2026-03-17vc

Why the World Still Runs on SAP

Andreessen HorowitzAndreessen Horowitz2026-03-16vc

AI’s Oppenheimer Moment

Andreessen HorowitzAndreessen Horowitz2026-03-16vc

Congratulations to Juno on Joining Ramp

Madrona Venture GroupMadrona Venture Group2026-03-16vc

The Next Generation of Engineering Innovators Is Already Solving Real Problems

Madrona Venture GroupMadrona Venture Group2026-03-16vc

Labor as a Service: The $30T Market for Work – Issue #21

Mayfield FundMayfield Fund2026-03-14vc

Charts of the Week: Monitoring the Situation in Hormuz

Andreessen HorowitzAndreessen Horowitz2026-03-13vc

Agent-led growth: The next GTM motion is already here

Insight PartnersInsight Partners2026-03-13vc

History Rhymes?

Union Square VenturesUnion Square Ventures2026-03-13vc

Older 78

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Benchmarks Are Broken: 5 Operator Metrics Every AI Exec Should Track

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

The AI Browser Shift: What Founders Should Build Next

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

How to Build an Enduring Startup? Insights from Gokul Rajaram

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

Insights By Accel

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

SaaS Playbook: Learning from the Practitioners and Building a Community

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

All Insights

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Inside MaintainX's $150M Series D

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Celebrating Moveworks + ServiceNow on their agreement to be acquired

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Crusoe’s Climb: Betting on Power Before AI Was Cool

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Legora raises Series D to build the world's first collaborative AI for lawyers.

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Research