Unfortunately, despite the US government serving Sancoff with secrecy orders in the early stages of the development of GHOST, the Pentagon no don't want the vessel, but also will not let him sell it abroad.
The Ghost, which Sancoff says was intended as a kind of “attack helicopter of the sea,” looks more like a spacecraft than a boat. Its hull travels above the water, eliminating the jarring impact of waves. Underwater, long tubes, with propellers in front, power it with gas turbine engines, while simultaneously producing an air bubble around themselves to reduce friction. (See more details HERE).
Here's a video showing the ride quality:
Read more HERE at gCaptain.