I would like to thank Bill for letting me be a guest writer on his excellent site. My name's Matthew, and I'm both a photographer and a camera enthusiast. I can normally be found idly writing reviews , but Bill has kindly offered me the opportunity to add my thoughts to his discussion of the future of the E-series cameras. While I'm certainly a friend of Olympus, using both an E-1 and E-3, my primary cameras are a D700 for 'serious' and a GH1 for 'fun' photography. Those two have shaped a lot of my thinking about what works and what's important, and what I want to see in the next top-level E-series SLR. Three Things: There's currently a division between those who insist on optical viewfinders and those who think that the migration to electronic finders is inevitable. Put another way, it's between those who haven't used the EVF on a G1, GH1, or E-P2, and those who have. Having an optical finder as good as the E-3's is hardly a tragedy, bu...