Simon Willison’s Weblog

2 items tagged “productmanagement”

Lessons from 6 software rewrite stories (via) Herb Caudill takes on the classic idea that rewriting from scratch is “the single worst strategic mistake that any software company can make” and investigates it through the lens of six well-chosen examples: Netscape 6, Basecamp Classic/2/3, Visual Studio/VS Code, Gmail/Inbox, FogBugz/Wasabi/Trello, and finally FreshBooks/BillSpring. Each story has details I had never heard before, and the lessons and conclusions are deeply insightful. # 19th February 2019, 9:55 pm

Why is software effort estimation still based on thumb rules and gut feels? How come no one has come up with an accurate estimation model?

For a truly accurate estimation, you need to have built the software before. If you’ve built it before, why are you building it again?

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