Judging from this thread a pretty straightforward approach would be to start by getting their hackernews name, searching for them in this thread, and if they’re found promptly ending the interview. This community is incredibly entitled and insufferable when discussing the hiring process.
I couldn't agree more. Everyone trying to one-up each other over how banal and offensive they find the questions. I'd say if these questions only serve to filter out people like this, they've done their job.