「ただノーと言うだけのエンジニア」はZIRP現象だった
超低金利政策（ZIRP）時代には、リスクを恐れて新しいアイデアや機能提案に「ノー」と言い続けるエンジニアが増えた。しかし、これは経済環境に依存した現象であり、金利上昇とともに企業が成長と革新を重視するようになれば、そうした姿勢は持続不可能になると論じている。
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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.