Sona, which uses AI to help companies with scheduling, HR, payroll, and other workflows, raised a $45M Series B led by N47, bringing its total funding to $100M+ (Chris Metinko/Axios)
Chris Metinko / Axios : Sona, which uses AI to help companies with scheduling, HR, payroll, and other workflows, raised a $45M Series B led by N47, bringing its total funding to $100M+ — Sona, which helps companies with workforce management, raised a $45 million Series B led by N47, co-founders Steffen Wulff Petersen …
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The Data Structure That's Okay With Being Wrong
<h2> The Million-Row Problem </h2> <p>You're building a URL shortener. Every time someone creates a short link, you generate a random code and check if it already exists in the database. One database query per attempt. At 1,000 URLs, this is fine — the query takes a millisecond, the index is tiny, nobody notices.</p> <p>At 100 million URLs, you're generating codes that collide more often (birthday paradox), each collision triggers another database round trip, and those round trips add up under high throughput. You're not slow because your code is bad — you're slow because you're asking the database a question it doesn't need to answer.</p> <p>What if you could check "does this code already exist?" without touching the database at all?</p> <h2> A Bit Array With an Attitude </h2> <p>A Bloom
I Brute-Forced 2 Million Hashes to Get a Shiny Legendary Cat in My Terminal. It Has Max SNARK and a Propeller Hat.
<p><em>This is a submission for the <a href="https://dev.to/challenges/aprilfools-2026">DEV April Fools Challenge</a></em></p> <h2> What I Built </h2> <p>A cryptographic brute-force pipeline. For a virtual pet. That lives in a terminal. That has a propeller hat.</p> <p>Let me explain.</p> <p>Claude Code shipped <code>/buddy</code> — a companion creature that sits in your terminal and exists. You get one. It's deterministically seeded from your account identity. No rerolls. No trades. No appeals process. You are stuck with whatever the hash gods assigned you.</p> <p>I got an Epic Cactus.</p> <p>I wanted a cat.</p> <p>Not just any cat. A <em>Shiny Legendary</em> cat. With a propeller hat. And max SNARK. Because if I'm going to mass-compute a virtual pet into existence, I'm going to mass-comp
ChatGPT Maker OpenAI Valued at $852B After Record $122B Funding Round - Bitcoin.com News
<a href="https://news.google.com/rss/articles/CBMimAFBVV95cUxNYl9RSVpUWDFpREp2N2JJbHVvWGVhaFRlRzBOcHl1RGxoYlpWVnZWSWlUWUo1NUNNUDZEbGR1RGl6VGZQa0hWdGlVbTlYYm9UM0U3ajc1UHREcmR0WjJIbXRBdHZjblVjREdTMXJZZ1ZVeGFVNHJ6T3A3b2JSN2pLbGlNaENEeXVkNXhjRmNPSTFQeWxKaG1rNA?oc=5" target="_blank">ChatGPT Maker OpenAI Valued at $852B After Record $122B Funding Round</a> <font color="#6f6f6f">Bitcoin.com News</font>
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OpenAI’s Fund Raise Shows ChatGPT Parent Worth $852 Billion Ahead of IPO. Who Bought. - Barron's
<a href="https://news.google.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?oc=5" target="_blank">OpenAI’s Fund Raise Shows ChatGPT Parent Worth $852 Billion Ahead of IPO. Who Bought.</a> <font color="#6f6f6f">Barron's</font>
OpenAI’s Fund Raise Shows ChatGPT Parent Worth $852 Billion Ahead of IPO. Who Bought. - Barron's
<a href="https://news.google.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?oc=5" target="_blank">OpenAI’s Fund Raise Shows ChatGPT Parent Worth $852 Billion Ahead of IPO. Who Bought.</a> <font color="#6f6f6f">Barron's</font>
carbon offset arbitrage opportunity
So, you run an airline, you have a record of people that loyally keep coming back to you, you have costs associated with flying, in particular fuel. Your customers worry about the carbon emissions. Is there a something you could do things to lower some associated costs? There is! In the San Francisco Bay Area, people have discovered that you can have great effects with very few costs other than a few dozen dollars and some minor violations of patent law, by working with “gray market sellers” of peptides produced in china. And how might this help? Well, I asked one of by closest friends about this (Claude), and he told me i was absolutely right that it is a good idea, thinks you could prevent thousands of tonnes of CO2 per year from being emitted. The main factor is that airline fuel usage
Variance, which develops AI agents for compliance and fraud investigations, raised a $21.5M Series A led by Ten Eleven Ventures and joined by YC and others (Ryan Lawler/Axios)
Ryan Lawler / Axios : Variance, which develops AI agents for compliance and fraud investigations, raised a $21.5M Series A led by Ten Eleven Ventures and joined by YC and others — Variance, which builds AI agents for compliance and fraud investigations, raised $21.5 million in Series A funding, CEO Karine Mellata tells Axios exclusively.
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