Sat radio rivalry heats up

14th Dec 2005, 05:59 GMT

Radio News: Sirius, XM buzzing to build biz by '06 -- Satellite radio is facing a do-or-die December. And in attempts to keep their names in the news, the country's satellite radio firms, XM and Sirius, are engaging in a last-minute flurry of announcements, marketing and publicity campaigns. Not all of them, however, are created equal.