They are the same. You want to be a 30th percentile employee. Bad enough to do little work and never be trusted with anything important or with hard deadlines, but just good enough not to fire.
He is saying that if I am not getting fired, I am good enough to continue working there.
There is a difference between being good and efficient enough to handle number roles, and the borderline scam of "get a remote job and try to stay under the radar and drag it out before they fire you".
I'm honestly not 100% sure which of those you are advocating for.
He is saying that if I am not getting fired, I am good enough to continue working there.