20 Questions: Keith Olbermann

20 Questions: Keith OlbermannAfter five and a half years co-hosting ESPN's ''Sportscenter,'' affectionately dubbed ''The Big Show,'' Keith Olbermann has a gig of his own: ''The Big Show With Keith Olbermann'' on MSNBC.Olbermann is happy. For now. His departure from ESPN last year was not entirely amicable. He and co-host Dan Patrick had arguably built ''Sportscenter,'' a roundup of the day's jock news, into the network's signature show. Their twist on that staple of the sports broadcast--highlig...