Interesting idea. I wonder why nobody tried this before other than the extra cost/complexity in the engineering. For certain applications it might be worth it. Still, a SWATH approach does roughly the same thing and is scalable to much larger sizes although for shallow waters it might be unviable.
https://www.youtube.com/watch?v=7KpfUouClyw
https://www.youtube.com/watch?v=7KpfUouClyw
