TALKING TO YOUR COMPUTER

Computers that understand human speech are a staple of science fiction movies and TV shows, but in the real world they can’t understand a word you say.

Dragon Naturally Speaking (www.nuance.com) has been burning a path through this fog for many years now, and each version gets a little better. The latest one is version 9.

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INTERNUTS: WALKING THE WALK, HEARING THE TALK

A tour of Philadelphia’s historic spots narrated on your cell phone, plus walking tours of Boston, New York, etc.

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