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🪐 What’s happening in tech today, March 22, 2026?
The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Frickin’ Laser Beams Patented in 1960, and we present you with these top quality stories. From Google Gemini vs Anthropic Claude vs OpenAI ChatGPT vs xAI Grok: The Ultimate Comparison to Solo Satoshi Releases the Most Powerful Open-Source Touchscreen Bitcoin Miner, let’s dive right in.
Feature Selection for Imbalanced Datasets Using Pearson Distance and KL Divergence
By @snasibian [ 5 Min read ] A model-free method using statistical distance metrics like Pearson chi-squared and KL divergence to identify important features in highly imbalanced datasets. Read More.
Solo Satoshi Releases the Most Powerful Open-Source Touchscreen Bitcoin Miner
By @solosatoshi [ 6 Min read ] Solo Satoshi releases the Bitaxe Turbo Touch: 2.15 TH/s, fully open-source firmware, and 100% assembled in the USA. Read More.
The Best 9 HR Management Platforms in 2026
By @stevebeyatte [ 13 Min read ] Expert guide to the Best 9 HR Management Platforms in 2026. Compare features, pricing, and best use cases for mid-market companies (200–3,000 employees). Read More.
Data Contracts Wont Save You If Your AI Agent Cant Read Them
By @anushakovi [ 8 Min read ] We built data governance for a world where humans read the warning labels. AI agents dont read. They just query. That gap is now a production risk. Read More.
Google Gemini vs Anthropic Claude vs OpenAI ChatGPT vs xAI Grok: The Ultimate Comparison
By @thomascherickal [ 14 Min read ] The Ultimate Guide to Google Gemini vs Anthropic Claude vs OpenAI ChatGPT vs xAI Grok. A synthesis from all major positions, and a clear winner! Read More.
The Complete OpenClaw Setup Guide: Install, Configure, and Secure Your AI Gateway
By @superorange0707 [ 7 Min read ] Step-by-step guide to installing OpenClaw, connecting messaging platforms, and securing your self-hosted AI agent gateway. Read More.
Milliseconds Make Millions: How and Why to Speed Up Your App, from InDrives Playbook
By @indrivetech [ 14 Min read ] How faster mobile app startup improves revenue. Practical iOS performance techniques, metrics, and real optimization results from inDrive. Read More.
Engineering Teams Can Ship Assignment Submission Portals in Hours: How You Can Do It Too
By @filestack [ 9 Min read ] This guide is for engineering leaders who want to avoid this situation. Instead of building file handling from scratch, you can use ready-made file services Read More.
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We hope you enjoy this worth of free reading material. Feel free to forward this email to a nerdy friend who'll love you for it.See you on Planet Internet! With love, The HackerNoon Team ✌️
