The Witness isn't revolutionary, but it is crafted with the care of someone who cares about the small details of 3D worlds. Besides being easily one of the deepest/broadest puzzle games of the decade, it is GORGEOUS, and filled to the brim with visual scenes that take your breath away.
To me it's something more akin to the iPod. "No wireless. Less space than a Nomad. Lame." was absolutely a correct way to dismiss it as nothing revolutionary. And yet it's perfect well-rounded craftsmanship WAS revolutionary.
From what it seems, Blow is doing exactly the same thing with his next game too. And there's something admirable about that.
I say this as someone who disagrees with 80% of what he says, but VEHEMENTLY agree with the remaining 20.