Being an engineer, I am sure you understand that applying EQ to a speaker changes its phase qualities. Would you agree that phase is important? Room correction and speaker correction are two different things, which are you referring to. Room correction such as that offered by DEQX
http://www.deqx.com I think is the wave of the future, freq, phase, and time correction.
I have not heard the XR-7.
That's fair, at least you are not claiming to be unbiased

. I claim, on the whole, that neither is inherently better and that it is all in the hands of the designer/engineer.