While I agree RC can be a big help it should not be a prime consideration of which processor to obtain. Any newer processor will come with enough advanced RC tools to get your system very close assuming the room is not a nightmare. It is especially helpful with subwoofers and their integration with the mains in a normal room. The type of powerful RC your desire above is not to be had at any price. You would be better off setting up your room with a mind towards balancing the side to side and front to back aspects and then using the RC for final touches. If your room is able to be somewhat symetrical in relation to your system then almost any RC will get you there. You don't have to spend anywhere near $20K to get a great system. Your speakers are the most important part but the most important part is that they are similar in efficiency and performance. You can certainly get high quality speakers systems for seven channels at less than $3K including subwoofer.
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Music system
Model 990/7500/Magnepan 1.6 QRs/Technics SL1200 MK2/Aperion S-12 Subwoofer/OWA3/Sony NS75H DVD
APC H15 Power Conditioner

TV System
Large Advent Loudspeakers/ Polk center/Monoprice surrounds/Panasonic Viera 42 inch/Onkyo HT-RC260/Sony BDP S590/Directv


Home Theater System
Onkyo PR-SC886/Outlaw 7125 Klipsch RF-82 L/R,RC-62 center, RB-35 SR/SL, BENQ HT1075, Outlaw LFM1-EX/OPPO BDP-83/Directv
Harmony ONE
Blue Jeans and Monoprice interconnects
APC H15 Power Conditioner