I deleted the page originally under this title some six months ago because it was one of those essentially content-free explanations of a common phrase that appeared in all kinds of contexts on TVT. Like certain However, after coming across several redlinks for it in the past few days, I'm wondering if maybe we should recreate it as a trope? I'm putting it up for debate -- and if no one cares to discuss it, I'll probably go through the nearly-hundred or so pages that have redlinks to it and clear them out.
Topic on Talk:You Have Been Warned
We have pages for similar stock phrases, so why not this one?
It only took me four months, but I have restored the page and put it into the trope workshop to accumulate examples.