Your comparing this to the RX1? A full frame with Zeiss lens? Now that you mention it, when did they start shipping the RX1 how did you get to try it?
For your information, Rockwell is not a professional photographer. In fact looking at his image galleries his not much a photographer at all. Why his site pops up at #1 google search result for "what camera should a beginner buy" is beyond my imagination.
IQ is equivalent to M9 with a Summilux? Okay i think I'm wasting time here. When did amazon reviews turn into a fan boy hangout. Isn't a review suppose to help those decide what product fits their needs? Not just added value for those already made the purchase.