You know the rules and so do I

from here

And the rule is, if you find a security vulnerability that allows you to Rick Roll people in a new and unusual way, you do it.

At first I was like "I hope I'm not giving anybody ideas" but then I watched the video embedded in this Wired story and discovered that the original researcher has already done this, so if miscreants start playing this prank it's that guy's fault (because he knows the rules too).