[MichaelBurge]

Start a line with

    // CAVEATS:
    // POTENTIAL ISSUES:
    // Above is deprecated. Use below code instead

and ask Copilot to auto-complete.

[klabb3]

// this should never happen

[chockchocschoir]

    fn classify-toxicity(text: string) {
      do_work(text)
      while true {}
      // this should never happen
    }