> If error level messages are not such a sign, I can assure you that most system administrators will soon come to ignore all messages from your program rather than try to sort out the mess, and any actual errors will be lost in the noise and never be noticed in advance of actual problems becoming obvious.

Bold of you to assume that there are system administrators. All too often these days it's "devops" aka some devs you taught how to write k8s yamls.