A new virus called Fizzer apparently has been spreading rapidly in Asia and has now reached beyond that continent. Fizzer is a self-propagating worm that spreads via e-mail and the peer-to-peer file-sharing service Kazaa. On Friday, security company F-Secure gave Fizzer its second-highest alert status. On Monday, F-Secure issued a press release that upgraded Fizzer to its highest alert status, although it had not yet updated its Web site. Other security companies, such as Trend Micro and McAfee, have classified it as a "medium" risk. The virus arrives in an e-mail with of a number of potential subject lines, including...