For hundreds of years, really, for millennia, the world epicenter for working with glass as an art form has been Morano, Italy. It's an island just north of Venice. The legend is that Venetians moved the studios and hot shops to Morano out of fear the process of blowing glass was so hot and volatile that it would set fire to Venice. Today, the place artists from around the world flock to work with this finicky, delicate substance is the Northwest. Pilchuck Glass School in Stanwood, Wash., just