Are layer 2s good for Ethereum, or are they ‘extractive?’

Layer 2s have been a great blockchain success story. They’ve reduced congestion on the Ethereum mainnet, driving down gas fees while preserving security. But maybe they’ve become too successful, drawing chain activity and fee income from the parent that spawned them? At least that’s what some are suggesting lately, most recently at Cornell Tech’s blockchain … Read more

Judge dismisses most charges against FTX’s celebrity boosters

A federal judge in Florida dismissed most claims against athletes, actors, YouTubers, and other celebrities who endorsed Sam Bankman-Fried’s crypto exchange, ruling that there isn’t sufficient proof that they knew about FTX or Bankman-Fried’s fraudulent acts. The high-profile defendants, sued by a group of FTX investors, include Tom Brady and his ex-wife, the model Gisele … Read more

Starlink’s launch in India now a matter of when, not if

Elon Musk’s Starlink has received anticipated state approval in India, opening the door to enter the world’s second-biggest internet market after China — over three years after SpaceX’s previous attempt to launch its satellite-based broadband in the country eventually failed. On Wednesday, the Indian Department of Telecommunications gave its nod to Starlink to start working toward … Read more

Bitcoin $120K Target for 2Q May Be Too Conservative: Standard Chartered

Bitcoin (BTC) is poised to hit a new record high, with investment flows now the dominant market driver, according to Standard Chartered (STAN). U.S. spot bitcoin exchange-traded funds (ETFs) have seen $5.3 billion in inflows over the past three weeks, the investment bank said in emailed comments Thursday. Adjusting for hedge fund basis trades, net … Read more

The HackerNoon Newsletter: Speechify, ElevenLabs, Hume: Which AI Voice Can Actually Feel Something? (5/8/2025)

How are you, hacker? 🪐 What’s happening in tech today, May 8, 2025? The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Nazi Germany surrendered & World War II was over in 1945, and we present you with these top quality stories. From Build a Smarter Store: Let GPT Label … Read more

IPinfo Launches IPinfo Lite: Unlimited Country-Level Geolocation API & Database Download

Seattle, WA, 6th May — IPinfo, the internet data company, today announced the launch of IPinfo Lite, a new data product delivering free, enterprise-grade, country-level IP geolocation and ASN data. With daily updates, no usage limits, and uncompromised accuracy, IPinfo Lite sets a new standard for free product offerings in IP address intelligence. Unlike other … Read more

The ESPRIT Algorithm and Central Limit Error Scaling

Table of Links Abstract and 1 Introduction 1.1 ESPRIT algorithm and central limit error scaling 1.2 Contribution 1.3 Related work 1.4 Technical overview and 1.5 Organization 2 Proof of the central limit error scaling 3 Proof of the optimal error scaling 4 Second-order eigenvector perturbation theory 5 Strong eigenvector comparison 5.1 Construction of the “good” … Read more

Optimal Error Scaling of ESPRIT Algorithm Demonstrated

Table of Links Abstract and 1 Introduction 1.1 ESPRIT algorithm and central limit error scaling 1.2 Contribution 1.3 Related work 1.4 Technical overview and 1.5 Organization 2 Proof of the central limit error scaling 3 Proof of the optimal error scaling 4 Second-order eigenvector perturbation theory 5 Strong eigenvector comparison 5.1 Construction of the “good” … Read more

Kickstarter’s new Tariff Manager is now available to campaign creators

Kickstarter’s new Pledge Manager, which includes a tool for managing additional tariff surcharges, is now available. | Screenshot: YouTube Kickstarter’s new Pledge Manager, featuring tools that “simplify logistics and fulfillment” after funds have been successfully raised, is now available to all creators. It was first announced last February as part of a sneak peek at … Read more