Tech

Current Picks

Anycast Routing and DNS Steering Diverge Under Load

By Sara Park / Oct 20, 2026

Anycast and DNS steering both promise proximity, but they diverge under load. A craft breakdown of where each fails and how to instrument both planes.

Maintainer Burnout Rises While Tooling Metrics Stay Green

By Sara Park / Oct 20, 2026

CI dashboards keep reporting green while the people behind the tooling run out of capacity. A look at why build metrics miss maintainer burnout and what to track instead.

Retry Budgets Decide Which Microservice Failures Become Outages

By Yusuke Tanaka / Oct 20, 2026

Retry budgets cap the ratio of retries to original requests, stopping retry storms from turning a slow dependency into a full outage. How Envoy, Istio, gRPC, and Finagle implement them, what the trade-off costs in user-visible errors, and how to pick a budget without guesswork.

Open Source Maintainers Trade Salary for Ownership in Hiring Deals

By Sara Park / Oct 20, 2026

Open-source maintainers increasingly negotiate governance authority and equity instead of top salary. What that trade costs, and how to structure the deal before signing.

Open Source Licenses and Cloud Vendor Contracts Diverge on Support Revenue

By Deepa Iyer / Oct 20, 2026

Open-source licenses grant rights, not revenue. The money lives in cloud support contracts, indemnity terms, and renewal pricing. Here is where the margin actually sits.

Testing Push Notification Delivery on Android Before Trusting Analytics

By Sara Park / Oct 20, 2026

Analytics dashboards count sends, not deliveries. Here is how Android push actually moves through FCM, Doze, and OEM layers, and how to instrument the real path.

Mutual TLS Deployment Stalls Where Certificate Rotation Lacks Automation

By Yusuke Tanaka / Oct 20, 2026

Mutual TLS demos cleanly but stalls at renewal. A practical look at what mTLS changes on the wire, where manual rotation breaks, and automation patterns that survive.

Developer Tooling Careers Trade Depth for Breadth in Hiring

By Lucas Mendes / Oct 20, 2026

Developer tooling careers reward breadth in hiring loops, but depth in package managers, build systems, and CI pays off long-term. How specialists can bridge the gap.

Why Token Rotation Logs Miss the Sessions Attackers Keep

By Lucas Mendes / Oct 20, 2026

Token rotation logs report success while stolen sessions stay live. A payments team post-mortem shows why session state escapes audit and how to close the gap.

Maintainer Contracts Rarely Cover the On-Call Hours Behind a Security Fix

By Lucas Mendes / Oct 20, 2026

Security fixes ship on time, but the unpaid on-call hours behind them rarely appear in maintainer contracts. A breakdown of who bears the cost and how to fix it.

Editors and Package Managers Split Over Who Pays for CI Minutes

By Lucas Mendes / Oct 20, 2026

CI minutes have become a real budget line. Editors, package managers and platforms disagree about who absorbs the cost, and the contracts decide the winner.

Nvidia's Driver Stack Carries the Correctness Burden Its Hardware Cannot

By Deepa Iyer / Oct 20, 2026

Nvidia's GPUs do not guarantee correct math on their own. The driver and CUDA runtime carry that promise, and the burden is shifting toward users.

Postgres Wire Protocol Changes and the Client Libraries That Must Track Them

By Lucas Mendes / Oct 20, 2026

How Postgres client libraries track wire protocol changes, where message parsing breaks, and the testing practices that keep drivers compatible across server versions.

Postgres Replication Slots Hold WAL Until Disk Fills

By Yusuke Tanaka / Oct 20, 2026

Replication slots pin WAL segments indefinitely, filling disk and halting writes. Learn how slots retain WAL, the signals to watch, and the settings that cap the damage.

Chrome and Firefox Repaint Differently When CSS Grid Changes

By Yusuke Tanaka / Oct 20, 2026

Chrome and Firefox invalidate and repaint CSS Grid changes differently. A look at Blink's invalidation sets, Gecko's display lists, and how to profile both.

Machine-Learning Teams Rewrite Their Deployment Playbooks as Inference Standards Shift

By Yusuke Tanaka / Oct 20, 2026

Serving engines like vLLM and TensorRT-LLM now define wire behavior. What changes for ML teams at the API level, in on-call rotations, and in hiring loops.

Open Source Foundations Fund Compliance Work From Trademark Royalties

By Sara Park / Oct 20, 2026

Open source foundations increasingly fund license compliance work through trademark royalties from certification marks, creating a business model with real governance tensions.

Android Fragmentation Forces Cross-Platform Stacks Into Per-Device Testing

By Sara Park / Oct 20, 2026

Android fragmentation turns one cross-platform codebase into hundreds of test targets. A practical breakdown of device tiering, snapshot matrices, and hardening the mobile pipeline.

Check Which Maintainers Hold Signing Keys Before Your Next Update

By Yusuke Tanaka / Oct 20, 2026

Code signing only proves what a key says. Here is how to check which maintainers actually hold signing keys, where those keys live, and what to fix this quarter.

Certificate Pinning Breaks Silently When Rotation Runs Behind Revocation

By Deepa Iyer / Oct 20, 2026

Certificate pinning fails quietly when revocation outruns rotation. A practical breakdown of pin sets, overlap windows, revocation drills and handshake telemetry.