U make my point!
Conceiving, Developing, building and operating safely and successfully the most up to date attack sub is damn near impossible for all except the US, Britain and Germany.
What’s their common denominator? Gobs of experience!!!
You could publish every plan or spec or diagram there is on one on the front page of the NYT and it all would be Greek to 99.99999999999 % of the worlds population!
I was a submarine officer and worked at Electric Boat for 5 years. I think you are right, they have a long way to be able to use a submarine correctly. Even if we give them the next copy of the VIRGINIA. However, they still have deadly submarines that can cause a lot of problems.