Quote Originally Posted by shadewalker View Post
But

/stopmacro [channeling]
/use 13
/use 14
/use Presence of Mind
/use Icy Veins
/use Arcane Power
/castsequence Arcane Blast, Arcane Blast, Arcane Blast, Arcane Missiles

would have the added benefit of keeping your trinkets and other spells from breaking the channel too.
o.O
but OF COURSE !

/bangs head into wall
/goes to check macros

Thanks for the tip