The two ??? a 38-year-old Englishman called Richard Rogers and a 35-year-old Italian called Renzo Piano ??? design an exuberant building that delights some and outrages others: a glass box supported by a superstructure of steel and concrete, each fa??ade a playful grid of prefabricated columns and diagonal braces, with a transparent escalator tube that snakes up the front, and other service tubes,