From my understanding, the OP wants to use the M22s as surrounds once he goes to 5.1 and uses M80s as mains.

tehgohst, no the QS won't produce good results (at least I don't think so) in a 2.1 setup as they were design to work as surrounds.

Bruno
M80s/VP180/QS8s/EP600/AVR-890
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"The problem is choice..."