This episode explores a quieter but equally dangerous structural problem in complex systems: technical debt that remains in production long after it has been forgotten.

At Knight Capital, the code that triggered the trading malfunction was not new. It was legacy logic called Power Peg — software originally written for an earlier trading context that had been left in the system after its operational use had ended.

The code was considered dormant.

But dormant code is not removed code.

Episode 3 examines how technical debt accumulates in production environments and why organizations often struggle to retire legacy logic. Each segment explores a different dimension of the problem: why teams hesitate to delete old code, how dormant features remain executable inside evolving systems, and how technical d ...