Don Mason has 2!

Don, what do you think? Do they sound stereo, like a conventional system. Do 2 units blow your mind vs one?
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Live: Korg PA4X/Bose L1 Pro 8/Senn 935

Studio: Korg PA4X/Kawai MP7SE/Tascam DP24SD/Sony C80/AGK 214/ATEM Mini Pro switcher/