Still use my original D7 for quick e-bay shots and shots of cameras and a converted 7Hi for infrared work.
Gave my wife an A1 for a dedicated setup for shooting her jewelry.
Still use my Maxxum 7D for macro work and leave the 100mm macro with Minolta Macro flash pretty much on it all the time.
Gallery for the A900 as I learn to use it;
http://www.pbase.com/pganzel/sony_alpha_a900
Sub gallery has some example images
Pete