Fast from scratch, slow in a live system: the real cost of brownfield in the age of agents
Work an agent finishes in days takes a week in a system running for years: there the cost isn't producing code, it's finding and proving the rules.
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Building applications with PHP: language features, versions and practices.
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Work an agent finishes in days takes a week in a system running for years: there the cost isn't producing code, it's finding and proving the rules.
Why does the same message produce different outcomes in an event-driven system? The hidden inputs that break determinism — and four moves to win it back.
A view from 18 years of PHP: the 2026 state of the language through W3Techs, Stack Overflow, JetBrains and Packagist data — weaknesses included.
From define to asymmetric visibility — a three-axis mental model and a concrete decision matrix for getting immutability right in modern PHP.