The Silicon Valley-based Logitech has set a major landmark with the production of their one-billionth computer mouse.

By Simon Usborne Technological innovations are changing the way we use computers.

Although it has had a good run, the computer mouse may be on its way out, according to Gartner analyst Steve Prentice.

Report by BBC Monitoring Media Specialists on 17 J

Companies are flocking to market themselves in virtual worlds, game-like and usually three-dimensional online universes, but the long-term shape of this fledgling industry is far from clear.