Quote Originally Posted by Squintina View Post
Generally people stay away from macros on common abilities like Cure/Cure II because macros don't have skill queuing, so you're always losing a few milliseconds.

On skills that are used every once in a while (like Benediction or Rescue), it's an acceptable loss.

But for more common things, it adds up a lot.
Mouseover healing is an acceptable application of macros, as it can increase response time and situation awareness via not requiring that you target party members to heal them. You can also map heals to mouse buttons, which makes healing as easy as clicking on a target in the party list.