I don't fear what adversaries may do to counter these things. I fear the countermeasures we will take as the next step, giving them some kind of artificial intelligence and autonomy.
This line from Terminator in 1984 says it best.
"Kyle Reese: Defense network computers. New... powerful... hooked into everything, trusted to run it all. They say it got smart, a new order of intelligence. Then it saw all people as a threat, not just the ones on the other side. Decided our fate in a microsecond: extermination."