Precisely. While sometimes reinventing the wheel is a useful exercise, as TFA lays out, this is often a symptom of a larger Not Invented Here mentality. This i

Precisely. While sometimes reinventing the wheel is a useful exercise, as TFA lays out, this is often a symptom of a larger Not Invented Here mentality. This is generally a harmful tendency in some organizations that leads to derailing project deadlines, and misdirecting resources towards building and maintaining software that is not core to the company's mission. So in most cases the advice to not reinvent the wheel is more helpful. Deciding to ignore it, especially within a corporate environment, should be backed by very good reasons.