NAVSEA Has A Railgun!

http://cosmiclog.msnbc.msn.com/_news/2010/12/10/5626100-railgun-shot-heard-round-the-world?gt1=43001

So where is this going?? The idea, is to be able to shoot a weapon to the other side of the world, and hit a target. It would pretty much eliminate the need of having a Navy, Airforce or Marines. If it can be perfected.