Comment by galangalalgol

That is a dangerous game, especially when affecting food supply. Widespread cyber attacks on critical infrastructure are deemed grounds for nuclear response in most national doctrines. This obviously is way out of scale, but concerted widespread efforts by decentralized groups could end up triggering ww3 by accident. Not when they try to play a game of chess, but when they shut down a water treatment plant, and some other unrelated group shuts down gas pumps, and suddenly there are millions of people with no fresh water and no fuel to get it to them...