To all tanks and healers:

Once you've fulfilled your basic roles of keeping hate/surviving/keeping everyone alive, why would you not find other ways to contribute as much as you can to a party?

The current meta is nothing particularly new. In the binding coil DPS was what separated the good tanks and healers from the great ones. The difference is now is just that being "good" was enough to clear the binding coil, but isn't quite enough to clear savage. You shouldn't be criticizing the meta itself. Instead, you should criticize the degree of optimization this current raid tier requires