"Timing is everything." We've all heard that one and it's true. Example: "Star Trek: Enterprise." Paramount and UPN announced on February 2 that the show was being canceled at the end of this year's run in May. "Enterprise" had hit an all time low, with just a 2.5 rating the week before the announcement. UPN's decision to have placed it on Friday nights in the 'death slot' against the monster SciFi Friday lineup of "Stargate SG-1," "Stargate Atlantis," and a white-hot reincarnation of "Battlestar Galactica" almost certainly played a major part in the ratings drop for "Enterprise." However, weak to...