pc on 10/19 insightfull clairviyant staff of fortitude

insightfull clairvoyant staff of fortitude (req 13)
Halves casting time of spells (10% chance)
halves skill recharge of domination magic spells (19% chance)
+5 energy
+29 health

i know its a high req but wondering if it still be worth something for the pure domination mesmer..

ty in advance

maybe 20k tops?