Ok, granted, this is cool. And I see a lot of utility for space launch and other applications, so I support the research. My question: does it actually have

Ok, granted, this is cool. And I see a lot of utility for space launch and other applications, so I support the research. My question: does it actually have practical utility as a weapon of war for the modern US Navy? This seems like fighting the last war -- this is about building a weapon that goes on giant ships, when the new war is all about information and special forces strikes.