Ringing in the Spring.

This article reviews various electronic devices such as cellular telephones and portable computers, including two books on computers. The Sanyo SPC-5500 cellular telephone has two-way short messaging service, e-mail and voicemail messaging and although a bit bulky, it can be carried comfortably on an external clip. The Sony Vaio Z1 is a laptop that features a 1.7 gigahertz Centrino processor, 512 megabytes of memory, and a 60 gigabyte hard drive. The Zire 72 pocket computer has a 1.2 Megapixel camera and MP3 player. Cory Doctorow's book Eastern Standard Time and Bruce Sterling's book The Zenith Angle are both about technological innovation and mobile computing figures prominently in both stories.