This is where attempting to hide information has the opposite effect: Tiananmen Square massacre, Jeffery Epstein's files, 6-7, Amit Bamb (someone's last name)... This is because humans are drawn to unknowns and “stuff they aren’t supposed to know” - or they may be reward deprived and feel like the intense excitement of the unknown IS the joy itself.
Human curiosity: venturing into the unknown makes the brain feel reward in itself! Why humans crave the unknown