The issue to think about is - if you don't know enough to "upgrade/replace in pl... | Hacker News

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eej71 on May 30, 2017 | parent | context | favorite | on: How to Improve a Legacy Codebase

The issue to think about is - if you don't know enough to "upgrade/replace in place" - then you probably won't know enough to rewrite from scratch.

OutsmartDan on May 30, 2017 [–]

That's why you need product owners/managers to cover the business logic and design a system that incorporates it. There needs to be tiers of coordinations to make sure a system is built to spec. TDD plays a big part in rebuilding legacy codebases.

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