Speaking of Macro lenses, I feel I must put in a plug for Nikon's AF-S 60/2.8G. It's one of the best lenses I've used, period. I think of the Sony Zeiss 135/1.8, the Olympus 14-35/2, and the Olympus 35-100/2 as being in this category. Amongst macros, I also have the Tamron 90/2.8, and the Sony...