Its overplayed because its overpowered, Its been that way since the beta, During the beta sorcerer/sage was one of only few classes that could complete H4 alone,
With my level 50 sorcerer I can still 2 person heroic 4 thats just insane. She does have good gear but still.
Anyways back to my point , the population on my server is around 75% Sith. I should post some screenshots its
just out of control