This is not what happened. Nor is it what happened following the large ability revamp, which actually wound up making cross-class skills less useful in many areas.
When the game relaunches, odds are good that the current system will be largely intact, at least at a conceptual level. (You have your class abilities and then a selection of abilities from other classes that you've learned, in other words.) And it's my hope that on this third pass through the system, the development team gets things just right. But let's take a look at the first two versions first.
The Mog Log: Final Fantasy XIV's Armoury system, yesterday and tomorrow originally appeared on Massively on Sat, 22 Dec 2012 14:00:00 EST. Please see our terms for use of feeds.