when technology saves more lives than it kills, then it's time to use technology overtly

nuclear weapons were useful in warfare

nuclear energy is useful in energy supply for humans

nuclear technology has benefitted more lives than it killed

digital radio communication is useful in warfare: missiles, drones, communications

digital radio communication is useful for humans: mobile phones

digital radio technology has benefitted more lives than it killed

through any depth and distance of water communication technogy enabling control of fully autonomous submarines

and

through any type of weather and other interferance communication technology enabling control of fully autonomous ships, planes and vehicles

would reduce the need of human personel in warfare and would thereby reduce amount of personel damaged and dead in wars