Give the customer what they want, even if it sucks to do so. The alternative it be cast into irrelevance over time. You can run an OSS project however you want, but you can't avoid the consequences of doing so.

Principles driven development (we will never or always do X regardless of context) typically comes off as a petty ego trip. The point of the technology is to serve some kind of downstream business. Most people who download Postgres are seeking to solve a real world problem, not to demonstrate their ideological purity.