On Wed, 3 Jul 2002, Jim wrote:

>    "I don't think it's exactly AI caliber technology. "
>
>Is there something for the blind yet that
>can be worn as a cap and gives 'audible
>notice' of impending danger as well as
>assists in navigation/negotiation of common
>obstacles like street crossings and doors?

Someone was working on a cane with ultrasound and other sensors in it.

>To my knowledge the only device currently
>capable of this is 'dog'.
>
>THAT's the caliber of 'obstacle avoidance' and
>navaid I'm talking of.

Peter

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