Depending on your tank size, you can still have a powerhead that is too powerful, even if it is controllable.
I had to take my tunze 6105 out of my RSM 130 for example.
I really want to try a vortech but my display sits in my foye adjacent to where my main tv is.
When I see experienced reefers kind of shying away from them, it makes me second guess the hype.