Accounting for Computer Scientists — a graph-based introduction
TL;DR Martin Kleppmann reframes basic accounting as a graph problem to make financial statements intuitive for programmers. He maps accounts…
TinyTinyTPU: 2×2 systolic-array TPU-style matrix-multiply unit on Basys3
TL;DR TinyTinyTPU is an educational, open-source 2×2 systolic-array implementation of a TPU-style matrix-multiply unit written in SystemVerilog and deployed on…
UNIX v4: Run the 1973 Fourth Edition of UNIX in Your Web Browser
TL;DR A web-based emulation exposes the 1973 Fourth Edition of UNIX (UNIX v4) running on a simulated PDP-11/45. The service…
POSSE: Publish on Your Own Site, Syndicate Copies to Other Services
TL;DR POSSE (Publish (on your) Own Site, Syndicate Elsewhere) is a content-syndication approach that prioritizes posting the canonical copy on…
iOS 26.2 brings three new ways to personalize iPhone appearance and alerts
TL;DR Apple's iOS 26.2 update introduces three customization options: an expanded Liquid Glass opacity slider for the Lock Screen clock,…
Round and Round: A Logic Puzzle About Circling, Perspective, and Definitions
TL;DR A short dialogue from Yakov Perelman's 1927 book describes a man who walks around a circular glade while a…
Parental Controls Aren’t for Parents: Complex Tools, Hidden Risks
TL;DR A parent discovered an adult messaging their 12-year-old on a so-called 'kid-safe' Gabb phone after the number was shared…
Voice AI Examiner Scales Oral Exams in an AI/ML Product Management Course
TL;DR An NYU instructor deployed an ElevenLabs-based voice agent to run two-part oral exams after discovering students relied on LLMs…
Criminal Claims 139GB of Engineering Data From Three U.S. Utilities Is for Sale
TL;DR A threat actor says it breached Florida engineering firm Pickett USA and is offering roughly 139 GB of operational…
US Government demands access to European police databases and biometrics
TL;DR The US has told all 43 Visa Waiver Programme (VWP) countries to sign an 'Enhanced Border Security Partnership' that…