If it were possible to swap out a ship with an “identical” replica instantaneously (I’m not sure what the benefit would be) I think most people on board would c

If it were possible to swap out a ship with an “identical” replica instantaneously (I’m not sure what the benefit would be) I think most people on board would consider it to be the same ship. And, for that matter, it’s relatively common for ship owners to name their ships after the prior ship that held the same function, as if it was the same ship, even when it’s a totally different make/model!