「ノー」と言うだけのエンジニアはZIRP現象だった
低金利時代（ZIRP）のソフトウェア業界では、既存のコードやプロセスを守ることを重視し、新しいアイデアや変更に「ノー」と言うエンジニアが多く見られた。しかし、金利上昇による景気後退とコスト削減圧力の中で、こうしたエンジニアの価値は低下し、その存在はZIRP特有の現象だったと論じている。
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John Gruber argues that established companies like Uber and Lyft will not simply cede control to AI agents, noting that entrenched stakeholders have their own interests and can slow or resist technological disruption, much like Walmart's refusal to accept Apple Pay.
The "just-say-no engineer" who blocks changes to maintain quality was a product of the ZIRP era, when tech companies had bloated teams and little pressure to deliver. With ZIRP over, companies now prioritize shipping features, making this role less valued. The article argues this shift is often blamed on AI but would have happened regardless.