Each week Ross Rubin contributes Switched On, a column about consumer technology. Fans of the Lincoln-Kennedy coincidences can appreciate similarly contrived dynamics in comparing Nokia and RIM (neither of which, contrary to the occasionally expressed opinion, has been murdered despite "Apple and Android" consisting of three words and 15 letters). Both companies are former smartphone market share leaders -- RIM in North America, Nokia globally. Both have had success in developing economies with efficient operating systems that they plan to support indefinitely. Both developed reputations for high build quality and good antenna design, and both were initia