That QR Code Changed Its Mind After You Scanned It
Why QR codes are not URLs, why mutability is the killer property, and how parking meter stickers, quishing campaigns, and wallet drainers all exploit the same....
The Fan Was the Only Alert That Worked
How CVE-2025-55182 (React2Shell) cryptojacked a forgotten Raspberry Pi running an unpatched Next....
The GPU Shortage Aftermath
The AI boom created a GPU shortage that's reshaping how companies think about compute access and infrastructure....
3,000 AWS Instances Later: The Real Cost of Cloud
What it actually cost to run 3,000 AWS instances in 2014: the bill, the surprises, and the architecture decisions that drove the spend....
Observability Theater: When Dashboards Replace Understanding
The observability market will hit $172 billion by 2035, yet alert fatigue is epidemic and engineers spend 40% of time on tooling....
Serverless Was a Lie
Serverless was a lie for most teams. The cold starts, vendor lock-in, and observability gaps that make it the wrong default for most workloads....
Grace Hopper's Nanosecond: The Wire That Explains Everything
Grace Hopper's famous nanosecond wire demonstration—and why understanding physical constraints still matters for every system we build today....
Computers Are Cheap, Developers Are Expensive
Why premature optimization wastes developer time. The economics of knowing when code is good enough and when performance actually matters....
The Anatomy of a Production Outage
The pattern behind production outages: the 2am alert, the escalating panic, the decision that makes it worse....
Serverless Done Right
Serverless done right is small, stateless, and boring. The pattern that survives traffic spikes without burning your AWS bill or your team....
The Real Cost of Cheap GPUs
Alternative GPU clouds offer 50-80% savings over hyperscalers. The AI revolution is being democratized, but AWS would prefer you didn't know....