You avoid low quality code because it has business impact. If it didn't, you'd write it as fast as possible shrug, run/distribute, and move to the next problem (what is exactly what is correct for run-once code).
If some MBA with PMP certs decides to actively ignore the business impact of your bad code, it means he is stupid and incompetent. But that does not mean that code quality is an end on its own.
If some MBA with PMP certs decides to actively ignore the business impact of your bad code, it means he is stupid and incompetent. But that does not mean that code quality is an end on its own.