It must be, because I've used one and it produces an unacceptable level of wobble. It's not much by itself, but if you add monitor arms and such, and raise the desk, it is quite noticable
I must just not mind it, because I've got two 30" monitors, one on an arm and one on the desktop, and another arm that holds my personal laptop above my work laptop -- so a lot of stuff on my desk.
I have the Fully "extended range" model, maybe 6" from the top height.
I have the Fully "extended range" model, maybe 6" from the top height.