If you haven't walked the Bowery since your clubbing days at CBGB you should check it out down there . . . things are a changin' . . . architects Kazuyo Sejima and Ryue Nishizawa's NEW MUSEUM gleams like a shiny sugar cube amidst the restaurant supply houses and the general gritty hubub of commerce . . . with a happy rainbow to boot, the power of design.