Another factor that challenges the weapon equipped with AI, Big Data, IoT is that battle fields and line of controls can be replaced by digital networks replacing soldiers with hackers. If the attack is done on the network itself these weapons can turn highly suicidal. Making things smart are making them venerable too.
These facts can be over- sided by organizations like the Defence Department of United States, the UN, and the CIA. These organisations in last few years have launched many initiatives using these weapons to anticipate outbreaks of diseases, crisis (political, economic & natural) and shortage of resources.