Dec. 9, 2004 7:03 | Updated Dec. 9, 2004 17:09 The Boeing aliya By DELPHINE MATTHIEUSSENT The intensified immigration from affluent France has given rise to a strange kind of commuter who keeps his family here and his job there Standing between his mother and his uncle, 17-year-old Alexis Haddad pours wine into a kiddush cup and hesitantly begins to say Kiddush, the prayer that is recited at the beginning of Shabbat and holiday meals, usually by family heads. Yet for more than a year now, this teenager has been saying Kiddush himself, except for every fourth weekend when his...