Marty Cagan, Author at Silicon Valley Product Group · Marty Cagan
articleprincipleThe Purpose of Prototypes
12 September 2025Product
Note: This is part of the product creator series of articles, based on the overview article, The Era of the Product Creator. This series is intended for anyone that wants to create a successful product, whether or not the person has had professional training or experience in product management, product design, or engineering. Overview We... The post The Purpose of Prototypes appeared first on Silicon Valley Product Group.
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The excerpt introduces a product-creation series but does not explain the purpose, use, or limits of prototypes, so it cannot support a responsible founder takeaway. Read the original for full context.
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