Quote Originally Posted by Archimtiros View Post
It's probable that Mastery will start taking precedence near BiS levels next tier, really hard to say at this point for certain without going through itemization, seeing what (if any) changes come to set bonuses, etc. It's easy to make a guess, but any changes will impact that.
Yes it is possible that near BIS levels will allow mastery to overtake crit. but like you said it depends on itemization