>         <mailto:
gnome@hawaii.rr.com>>>
>
>
>            nescivi wrote:
>             > On Sunday 11 October 2009 13:36:55 Carlos Sanchiavedraz wrote:
>             >> Hi dear folks.
>             >>
>
>         [...]
>
>
>            I had a thought re keyboards (particularly the keys
>         themselves). Why
>            can't the surface of a key be a touchpad-like surface
>         sensitive to
>            pressure and even movement? So, for example, you could play a
>         violin
>            note, hold it, and use finger pressure and movement on the
>         key surface
>            itself to do vibrato the way a violinist would? That would go
>         a long
>            ways toward bringing human expressiveness back into playing
>         the sounds
>            of such expressive instruments as strings and woodwinds.
>
>
>         Yes, that would be great. But AFAIK the circuit inside keyboards
>         just cares about keypresses; nothing about pressure or velocity,
>         although maybe something could be hacked given the present
>         keyswitches, electrical contacts (or I think capacitors on old
>         ones), scan codes and other stuff.
>         Do you know any work about that?
>
>
>     Sorry, I should have mentioned that I was talking about musical
>     keyboards, not computer keyboards ... although I suppose you that if
>     you ganged some Trackpoints (IBM's little eraser pointer tool)
>     together, you could get take advantage of the Trackpoint's
>     directional abilities.
>
>     It was just an idea that I think would be great. Don't know if
>     anyone is working on anything even remotely like it...
>
>