The stand scores especially in its robustness because nothing wobbles. So an X-stand is for me absolutely not in question.
With cheap uprights can read often in the reviews that the rubber parts smell strange poisonous. Is in this article may not be the case.
When imaging the back is forward. You have to imagine from the other side so that.
I have the Yamaha NP-30 and am really glad I have bought this keyboard stand and not any cheaper.