Hmmm. Loud music might be a good argument for the 50s.
I'm pretty sure you can order from Hsu Research right off the internet.
Surrounds are supposed to be a couple of feet higher than the ears which pretty much means "hang 'em on the wall" -- although the QSs are pretty tolerant of location so a lot of people use stands and are happy. Until I get some free time one QS8 is on the wall and the other is on a stand (actually a couple of stacked end tables plus two soup cans) which is not recommended by anyone, including myself
