Too big, too heavy, too white. Too conspicuous. Fabulous images, just too damned much work to carry around anywhere. It was my most left-at-home lens. I'm currently dithering between the EF 135 f/2 and the EF 200 f/2.8. Probably the 200; I have the 135 f/2 in FD mount.
Right now in Spain they're holding the Running of the Bulls,
followed by the Soiling of the Pants, and the Burying of the Idiots.