Flakes are as stable as they can get imo. They are already widely adopted, so I don't see how they can ever completely walk the feature back. The unstable marke

Flakes are as stable as they can get imo. They are already widely adopted, so I don't see how they can ever completely walk the feature back. The unstable marker is only there because there are some edge cases to work around afaik. And I agree that NixOS without Flakes is a worse experience overall.