Hearing only with the brain?

[BilZ0r]

Kalman Rubinson <kr4 at nyu.edu> wrote in 
news:tpvdg0d0i9h8ln90c9ad0r88404dikvoco at 4ax.com:

> The efficacy certainly may be doubtful but it is likely that one can
> evoke a predicitable auditory perception with electrodes on the
> auditory cortex driven by an RF link.  Probably, no more or less
> effective than similar attempts in the visual cortex.
> 
> Kal
> 

But isn't the topography a lot more certain, and the area a lot smaller? I 
would have thought you could have done pitch very well, I don't know about 
other things though.