Photo of Orphic Memory Sausage by Matthew Weinreb 2008, printed with permission from the artists: Mimi Oka and Doug Fitch. Lots of chefs consider their food to be art, but few artists see their art as food. A new festival called Umami – a Japanese word meaning "savory" or "meaty" – is trying to change all that. The ten day smorgasbord, which started Tuesday, spotlights artists and performers who use food as a medium, and......