The original broke new ground with the risqué shot that made a star of Sharon Stone. Its long-awaited sequel, however, is likely to be remembered only for failing to deliver anything approaching so memorable a moment.Basic Instinct 2, the follow-up to the 1992 blockbuster starring Michael Douglas as a San Francisco policeman who falls for Stone's murderous femme fatale, opened at the weekend to paltry box office sales and a critical mauling. According to preliminary figures, it made only $1.15 million on its opening night and was expected to total just over $3 million by the end of the weekend....