drones aren't the issue, it's the anti-ship missiles. and both can get complicated enough that you need serious ECM and ECCM to reliably jam them, and almost c

drones aren't the issue, it's the anti-ship missiles. and both can get complicated enough that you need serious ECM and ECCM to reliably jam them, and almost certainly need systems that shoot them down; i.e. missiles and CIWS. at that point you're just making fat warships.