Originally Posted by
Shurrikhan
You say that like it should mean something, but...
Every role exists for one purpose and one purpose only -- to make content, on average, faster. If a task being performed by X role exclusively is slower than when it's not, then you're working counter-intuitively, to say the least.
In some cases, things do absolutely go faster when the tank pulls. But let's not pretend that just because something applies some of the time, it should be held as a universal rule.
When should the tank pull? When their pulling makes things faster.
When does it not at all matter? Any other time.