Surecast Enhancements, Please!

[Nektulos-Tuor]

Surecast
Allows you to move whilst casting and keeps your spells uninterrupted, however reduces damage and healing of spells by 35%
Permanent Buff, you turn it on and off like stances.

[Bhuni]

Surecast
Allows you to cast the next ability un-interrupted while moving.
- 30 second cool-down

Fair ability, good for both PvP/PvE. No ability should be designed for one.

Surecast.
Next spell is cast without interruption.
Duration: 10 seconds
Cooldown: 30 seconds
BLM onry trait: 15% chance Surecast will have no recast time.

[Felis]

Surecast
Allows you to move whilst casting and keeps your spells uninterrupted, however reduces damage and healing of spells by 35%
Permanent Buff, you turn it on and off like stances.

Also reduce walking speed while casting by 25% (the caster have to concentrate)

And you turn it only on like stances. It should go automatic off after a cast.