Failed attack? Not sure about that. Consider it a warning.

Psyops are a big deal in war, and the intended objective of these flyovers may have been to wake up the Russian zombies who think that they are isolated from the consequences of their government’s ill-doings. The social contract that Putin has with his people after all, is to do whatever, but ultimately keep them out of politics. Hard to say you’re keeping them out of politics when they’ve got military drones crashing into their backyards out of nowhere.