Drone crashes into Russian railway station, leaving 5 injured
https://edition.cnn.com/2023/08/20/europe/kursk-railway-station-drone-attack-intl/index.html
Drone can notify Russian residents that Ukraine is threatening Russian territory. But, I guess the damage drones can make is not severe. At this attack, no casualty was confirmed So, some residents won't be afraid of the drones from Ukraine.