I came across a question that was closed and the reason given was that plot holes are off-topic. I decided to go through meta and found the only reference being
Yes, that was a plot hole, and?
To which the accepted answer was
This type of sophistry is just a rhetorical questions disguised as being clever. Close as "not constructive."
Given by a user who has 0 answers, 0 questions and more down-votes than up-votes, a year ago.
So I would like some elaboration on this, seeing that there are lot more users who are vested in the site as well as more questions to base on.