Yeah, in spite of the much vaunted Trek Continuity, there are a ton of lines that just sit there never to followed up on.I don’t believe there is any canon explanation beyond what was said in the episode.
At least I don’t recall any.
It might given an explanation, but it won't be the explanation.Trek Lit might help



-ing job that I didn't even rate a hollow pip on my collar, to kindly start being honest on my performance reports, so I could fix what was wrong.