It was interesting to see some Nikon users at this workshop. The lab itself was using the D90, and there was a D3100 as well. The Nikon camera, coupled with the 105mm f2.8 AF-S VR Macro lens and the R1 Speedlight makes a formidable, but moderately priced, system.
Are you in the process of purchasing your new camera system? Send me a note if you have any questions. I'd be glad to answer any questions you might have. I've bought a camera or two in my time! firstname.lastname@example.org