In this episode Isaac and Jeffrey invite Colleen Grafton and Nathan Keyes to talk about a shared experience of a rewrite gone wrong - how it failed, who approved it, and how it impacted their careers.

The episode centers around the hate that testing gets from developers, particular junior developers and particularly those that work at startups where the culture around testing is that it is not as important as delivering features for customers.

In this episode we provide an alternative to rewriting a codebase from scratch: iteratively replacing bits of functionality over time. We share four reasons why iterative replacement is better.

In this episode we describe why a complete rewrite of a product or feature rarely works.