Bring Skillchain System to FFXIV!

[VisRalis]

They could also work like the current combos but expanded to other players.
When a player uses a skill it will trigger something on someone else's skill, like additional damage or effect. Then it's up to that player to decide when to use it in his current rotation.

And increase awareness of other player classes in your party for synergy.
All for it really. All for it.