My take is that he is happy with both for different reasons, noting the deficiencies and advantages of both, but granted, he didn't make a choice if he could only have one. In mentioning that the Pa4x had it all, I believe he was speaking of purely a gigging machine.
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pa4X 76 ,SX900, Audya 76,Yamaha S970 , vArranger, Hammond SK1, Ketron SD40, Centerpoint Space Station, Bose compact