It also provided the architects with a system test perspective that they may not have considered and which, at times, resulted in product design changes.

它还向架构师提供他们没考虑过的系统测试的观点，而有时，这会导致产品设计的变更。

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Subtle changes in product design simplify assembly or reduce the number of people needed to complete a product.

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Airbnb is launching its biggest changes to its design and product since its original launch, along with a new feature called Wish Lists.

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These design changes would make for a greener Apple product.

CNN: Apple: No wait, we're green again