Posts Categorized: Tech

An old brick building with a red tiled roof, wrapped in scaffolding and safety netting during renovation, against a blue sky.

Of Legacy Code and Unlimited AI Tokens

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Cisco has given one engineer unlimited AI tokens to rewrite 98% of its legacy code. I did a (much smaller) version of that on the Calendrz codebase this year, and the tokens were the easy part: the tests and the deleting came first.

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Don’t Forget the Basics!

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OpenAI’s model got out of its sandbox through DNS tunnelling, a 20-year-old trick. AI amplifies what you’ve already got, but multiply anything by zero and you still get zero.

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Could You Switch AI Providers by Friday?

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Replit moved most of its AI spend from Anthropic to OpenAI for a reported 30%+ discount. Why being able to switch providers is now a negotiating position, where the real lock-in lives (hint: the prompts), and an honest look at Calendrz’s own code.

A close-up of a person's eye behind glasses, with lines of code from a screen reflected in the lenses.

Faster Code, Same Release Date: What Gives?

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Engineering leaders say AI agents write code much faster, yet their release cycles are no faster than before. Typing was never the bottleneck: here’s where the time really goes, and what I’d change about review and verification.