Forget wireless mouses for presenters. Now speakers and trainers can control a computer through voice recognition. I'd still do some serious experimenting with a completely voice-activated navigation and application control system before using it in front of a large audience.

A Voice Recognition Tool Frees Hands for Other Tasks. Long the holy grail of software development, voice recognition has proved a tricky feat, but developers have made enough progress in recent years to produce several low-priced options. The latest is the QPointer, which enables users to operate a PC without touching the mouse or even, in some models, the keyboard. By Laurie J. Flynn. [New York Times: Technology]

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