Originally Posted by
HeatherRae
There's a SS breakpoint (i.e. extra cast) at around 6350 Haste. That's as high as I've gone, and I found it to be a playstyle I didn't enjoy. So I dropped back down to 5k Haste, as in my experience, I seem to be getting more procs off of RPPM trinkets when I'm around 5k Haste.
I dump the remainder of my stats into Mastery, but as others have said, it really is a question of what works for you. That includes Spirit. With the Meta and Horridon's (god, how I hate you for having Horridon's), you can probably drop even more Spirit if you so choose.