> carriers were already being overwhelmed by regular missiles
Where? When?
> if it's anywhere near its optimal deployment zone
What are you referring to? The entire modern carrier strike group is architected around using stand-off weapons to clear threats to make way for stand-in weapons. The relevant ranges are what your stand-in bombers can hit without re-fuelling versus with. The era of direct firing from ships passed ages ago–that doesn't make carriers less valuable, just changes their role.
Did you ever hear the tragedy of USS Plagueis The Unsinkable?