has been both missiles and swarming speedboats; some things have been developed that would really help with the boat threat, but
As always, though, money is an issue. Two JLENS systems have been built, but it is not certain that production will go ahead as originally planned. Meanwhile a Senate panel has recommended slowing production of the SDB II as Congress tries to slash the budget.
I said somewhere that if the Navy was gaming this threat, I hoped they were being honest as I really don't want another Battle of Savo Island; if there's a replay of it because Congress was too busy chopping defense because it's easier than doing other things... well, tar & feathers would have to give way to ropes and lampposts.