"Post names and addresses of jurors" is a really wordy way of saying "terrorism". Because that's what this is. Someone, or a small group, is trying to use fear to affect the decision making of our society.
That is textbook terrorism.
We need to start calling this shit what it is.
I hard disagree. Quantum baddies are useful no matter how seasoned a DM you are.
Quantum enemies are a technique you can use to help preserve the prep work you do as DM, and doubling the prep you do isn't a mark of experience. Use it when appropriate, and avoid using when the story says you must.