It should be. Better to fight the enemy in their backyard than in your own.
We’re barely building boats at attrition levels now, with no indication that we will build them at a greater rate anytime in the future. What we already have is stretched to the limits. You start throwing in dozens, or even hundreds of potential new submerged threats, and we simply won’t be able to confront them appropriately. It’s just the numbers game at this point.