I'm sure Putin is aware that there are Stinger missles and missile firing drones. But he doesn't seem to care about dead Russians.
Maybe he would do better with chariots and swords and have the Ukrainians respond in kind.
The entire world has always suffered due to the power- hungry lunatics who have the ruthless energy and will stop at nothing.
Genghis Kahn, the Vikings, Alexander the Great, and so many since.
As my wife often says: "Don't these guys get laid enough?"