100% this.

It's always been about the biggest, fastest, longest range punch. That is extremely useful for deep strike (which has always been NATO doctrine), but when the range is short you need quantity and mobility far more than you need quantity.

Being able to cut off your enemy is an extremely effective weapon if your enemy needs massive supply. Drop the major bridges between Moscow and Ukraine and the war would soon be over.

But when you can't do that for whatever reason you need quantity and mobility far more than you need quality.