“How might the blitzkrieg of the future arrive? By air strike? An invading army? In a terrorist’s suitcase? In fact it could be coming down the line to a computer near you.
Operation Locked Shields, an international military exercise held last month, was not exactly your usual game of soldiers. It involves no loud bangs or bullets, no tanks, aircraft or camouflage face-paint. Its troops rarely even left their control room, deep within a high security military base in Estonia.”