MW is raw power heals. Easily the strongest heals in the bracket and with so many options for mana regen why go any other way.
Only downside, no dispell. But people can get over it, sit in the sheep.
I believe this is incorrect. You can't invite or use the guild bank. You can communicate in guild and be invited to a guild which you already have characters in.
This is correct. I would say however that haste is going to help you get your dots on targets. A big problem with affliction I see is people not getting enough dots out to put out pressure. Which ultimately hurts them when doing damage.
If you stack too much mastery you're basically doing...