Correct me if I'm wrong but the skill system is pretty good now, of course when it comes to two skills that are crucial to your playstyle then it gets a bit iffy.
All we need to do now is wait for the buffs and tweaks since the balance part of this update is where most people are flipping. Because the way I see it, people are confusing the two and blaming the skill system instead of the balance that came behind it.
Another example of changing your playstyle and utilizing the new system;
[Elsword] Code Battle Seraph 7-3 Dungeon Play - YouTube