scale of time and what you expect would help 
we talking in thousand years or 5 years ?
why would you even use a device in the future? something would either be embedded in the brain or attached someway. using perpherials to access something is so old hat

we talking in thousand years or 5 years ?
why would you even use a device in the future? something would either be embedded in the brain or attached someway. using perpherials to access something is so old hat

