Just 100 years ago, Monet was watching light dance over water lilies and Matisse was scandalizing art critics with his wild use of color.

Installation by Kitsune Akimoto, part of the ongoing International Triennale of Contemporary Art, Yokohama 2001

We all know, of course, that postmodern art has left such quaint concerns behind. "Technique is totally irrelevant," a French curator told me recently. "All that matters today is issues and ideas." This is what moves the modern art machine.