Rdm Debuffs are so useless, why?

[Thorva]

How'd you get 32 sec recast when it caps at 35 sec?

I use the ACP body and W mask, I saw that W mask can get -4 delay but I only have -2 on w mask. It all depends on what set I use as well, one set goes for M.dmg the other set for tp gain.