I’d estimate that about 30% of my daily writing is any good.
The problem is, the 30% that is “any good” varies by who’s reading it.
For you, this post may not be valuable. For others, it may be just what they need to hear today.
My thinking is this: you’re probably better publishing consistently than waiting for the perfect post.
Some people need to hear this, others don’t.
That’s how it goes.